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Sharkfest '25 EU November 3-7, 2025 Sheraton Grand Hotel (Warsaw Poland)

Ikeriri Network Services Co., Ltd. Takeshita will be giving a talk on "Wireless with Wireshark" at the Wireshark developer conference Sharkfest'25 EU, which will be held in Warsaw, Poland from November 3rd to 7th, 2025. →Sharkfest25EU official

CEATEC 2025 October 15th to 18th, 2025 Makuhari Messe (Chiba)

Ikeriri Network Service Co., Ltd. will be exhibiting at CEATEC 2025, which will be held at Makuhari Messe from October 15th to 18th. The booth will be in Hall 4, 4h384. We will conduct demonstrations of various devices, including Profitap's hardware capture + packet visualization IOTA, TamoSoft's TamoGraphPro, a site survey tool with a proven track record, and WiFi7 Pakecap's CommViewForWiFi.
 
→CEATEC2025 official →Ikeriri CEATEC2025 special page
Sharkfest '25 US June 14-19, 2025 Marriott Downtown Hotel (Richmond, Virginia)

Ikeriri Network Services Co., Ltd. Takeshita will be speaking on "Chasing the latency" at the Wireshark developer conference Sharkfest'25 US, which will be held in Richmond, Virginia from June 14th to 19th, 2025. →Sharkfest25US Official
 
→Sharkfest&25US Wireshark developer conference announcement → Obtained WCA (Wireshark Certified Analyst)
 
→ Wireshark developer conference Sharkfest ’25 US begins →Gerald's keynote speech @SFUS25
Sharkfest '24 EU November 4th to 8th, 2024 Vienna Marriott Hotel (Vienna Austria)

Ikeriri Network Service Co., Ltd. Takeshita will be giving a lecture on "Capturing WiFi7" at the Wireshark developer conference Sharkfest'24 EU to be held in Vienna, Austria from November 4th to 8th, 2024. →Sharkfest24EU official
 
→Wireshark developer conference Sharkfest'24 EUROPE will talk about "Capturing WiFi7" →We talked about "Capturing WiFi7"
 
→Wireshark developer conference Sharkfest’24 Europe has begun→Profitap booth @Sharkfest'24EU
CEATEC Japan2024 October 15th to 18th, 2024 Makuhari Messe (Chiba)
  
Ikeriri Network Service Co., Ltd. will be exhibiting at CEATEC Japan 2024, which will be held at Makuhari Messe from October 15th to 18th. The booth will be in Hall 4, 4h384. We demonstrated various devices, including netool.io, which will be unveiled for the first time at this exhibition, IOTA, a hardware capture + packet visualization tool from Profitap, TamoGraphPro from TamoSoft, a site survey tool with a proven track record, and CommViewForWiFi from WiFi7 Pakecap.
→Our CEATEC Japan2024 special page→Thank you for participating in CEATEC Japan 2024
→CEATEC Japan 2024 Day 2 and video introduction→This year's Makuhari also has a lot of radio waves, including WiFi 7.
→CEATEC2024 will be held for 4 days at Makuhari Messe starting today.
Sharkfest 2024 US 24 June 15-20, 2024 Fairfax Marriott at Fair Oaks (Virginia)
 
 
Ikeriri Network Service Co., Ltd. Takeshita will be giving a talk on "Finding Duplication" at the Wireshark developer conference Sharkfest'24 US, which will be held at the Fairfax Marriott (Virginia, USA) from June 15th to 20th, 2024. →Sharkfest24US Official→Wireshark developer conference Sharkfest'24 US begins →The Wireshark developer conference Sharkfest started with Gerald's keynote speech!→Lectured on Sharkfest US ’24 “Finding Duplication with Wireshark” →We carry Allegro Packets products. →Currently handling Profitap IOTA ProfiShark and others →Sharkfest US '24 ended successfully
Sharkfest '23 EU October 30th to November 3rd, 2023 Marriott Grand Place (Brussels/Belgium)
 Ikeriri Network Services Co., Ltd. Takeshita gave a lecture on "ChatGPT with Wireshark" at the Wireshark developer conference Sharkfest'23 EU, which will be held at the Marriott Grand Place (Brussels, Belgium) from October 30 to November 3, 2023. →Sharkfest23EU official
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→Sharkfest ‘23 EU has started!! →Visit to Profitap →Chat GPT in Wireshark →2nd place in harkfest '23 EU Packet Challenge
Sharkfest 2023 US 2023 June 10-15, 2023 University of San Diego (California)
 Ikeriri Network Service Co., Ltd. Takeshita will be giving a talk on "Capturing WiFi6E with Wireshark" at the Wireshark developer conference Sharkfest 2023 US, which will be held at the University of San Diego from June 10th to 15th next week. →Sharkfest official →About Sharkfest
→Sharkfest '23 US begins→Wireshark Developer Dinner→Sharkfest '23 US Welcome Dinner→Thank you for the birthday present!!→Sharkfest 23 US Keynote Speech→I gave a talk on Capturing WiFi6E using Wireshark→With Radia Perlman, the Mother of the Internet
Interop Tokyo 2023 June 14th to 16th, 2023 Makuhari Messe →official →Ikeriri specialpage

 Ikeriri Network Service will exhibit at Interop Tokyo 2023 (12th time) *This year's poster session will overlap with the Wireshark developer conference Sharkfest'23US.
+Ikeriri booth setup +This year there will be a poster session.
Sharkfest 2023 ASIA April 17th to 19th, 2023 Nanyang Technological University

  Megumi Takeshita, Ikeriri Network Services Co., Ltd. will be speaking about "Visualize Application Traffic Using Wireshark" at the Wireshark developer conference Sharkfest 2023 ASIA, which will be held from April 17th to April 19th at Nanyang Technological University (Singapore).
→official →NTU one-north venue →Sharkfest 2023 ASIA Badges, T-shirts, etc. → →Gerald's keynote speech @Sharkfest2023ASIA →I gave a talk on "Visualize Application Traffic using Wireshark". →New version of Profitap IOTA released →Sharkfest 2023 ASIA has ended
 
Megumi Takeshita from Ikeriri Network Services Co., Ltd. will be speaking about “Top N analysis using Wireshark” at the Wireshark developer conference Sharkfest ’22 EU, which will be held from October 31st to November 4th at Hotel Palacio Estoril (Estoril, Portugal). →TopNAnalysisUsingWireshark-SFEU22
→Sharkfest'22EU official→Sharkfest ’22 EU pre-class →Sharkfest’22EU Developer Dinner →Badges and T-shirts @Sharkfest'22EU →SF22EU Keynote →Sharkfest22EU Allegro Packets booth →SF22EU Profitap booth →Top N analysis using Wireshark →Ville's BLE session →Sharkfest 22 EU has ended
Sharkfest '22 US Wireshark Developer Conference July 9-14, 2022 Kansas City, Missouri, USA

Ikeriri Network Services Co., Ltd. Takeshita will be giving a talk on "03 Dissecting WPA3" at the Wireshark developer conference Sharkfest '22 US, which will be held online in Kansas City, Missouri, USA from July 9th to 14th. (July 12th 10:15-11:30 →Sharkfest'22US Official
Ikeriri Network Services Co., Ltd. Takeshita will be giving a talk on "03 Dissecting WPA3" at the Wireshark developer conference Sharkfest '22 US, which will be held online in Kansas City, Missouri, USA from July 9th to 14th. (July 12th 10:15-11:30 →03DissectingWPA3@Sharkfest22US(PDF)
 
→Sharkfest'22US Official→Wireshark developer conference Sharkfest'22US begins →I received a birthday card from the Wireshark community! →Sharkfest22US first day →I gave a lecture on Dissecting WPA3 →Allegro Packets Sharkfest →ProfiShark booth @Sharkfest'22 →WiFi6E (IEEE802.11ax in 6GHz) Pakecap @Kansas City →Wireshark developer conference Sharkfest '22 ends
Interop Tokyo 2022→official →Ikeriri special (June 15th to 17th, 2022 Makuhari Messe and online June 20th to July 1st)
 Ikeriri Network Service will be exhibiting at Interop Tokyo 2022 (11th time) June 15th, 16th, 17th, 2022 Makuhari Messe (Chiba Prefecture) Online event June 20th to July 1st
→InteropTokyo official
Sharkfest Virtual Europe'21Wireshark Developer Conference →official April 14-16, 2021 Online Event (Europe)
 
 
Ikeriri Network Service Co., Ltd. Takeshita will be giving a lecture on "Dissecting WiFi6 using Wireshark" at the Wireshark developer conference Sharkfest Virtual Europe '21, which will be held online from June 14th to 18th. (Last day 18th Zoom 1 around 18:45 Japan time) →Dissecting WiFi6 using Wireshark-SF21VEU_MegumiTakehsita(PDF) →zip →Sharkfest Virtual Europe Official →Sharkfest 21 Virtual EU CTF is working hard!→Dissecting WiFi6 with Wireshark successfully completed
Interop Tokyo 2021→Interop Tokyo 2021 official website →Ikeriri special site (Held from April 14th to 16th, 2020 at Makuhari Messe and online)
 
Ikeriri Network Service will be exhibiting at Interop Tokyo 2021 (10th) April 14th (Wednesday), 15th (Thursday), and 16th (Friday), 2021 Makuhari Messe (Chiba Prefecture) April 14th, first day 10:30-18:00 / April 15th, second day 10:00-18:00 / April 16th, last day 10:00-17:00 This year's Interop Tokyo will be held both physically at Makuhari Messe and online. →Interop2021Online official (https://www.interop.jp/)Regarding measures to prevent coronavirus infection →corona_announcement.pdf (interop.jp)
+Announcement of exhibiting at InteropTokyo 2021 +Active type 10Mbps-10Gbps compatible all-purpose network tap ETAP-XG
Sharkfest Virtual Wireshark Developer Conference October 12-16, 2020 Online Event
  
  Ikeriri Network Service Co., Ltd. Takeshita will be appearing at the Wireshark developer conference Sharkfest '20 Virtual. This time it will be held online.
Takeshita will give a lecture on "Automation TIPS & tricks Using Wireshark/tshark in Windows environment" on October 15th from 17:15-18:15 (Pacific Standard Time) *Japan from 9:15-10:15 on the morning of the 16th. We'll be talking about Wireshark and automation in the new Windows environment. →https://sharkfestvirtual.wireshark.org/ +SharkFest'20 Virtual Happy Hour on Discord +Sharkfest'20 Virtual Youtube channnel
+Session 11: Automation TIPS & tricks Using Wireshark/TShark in Windows
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Sharkfest Europe (October 17-19, 2016 Hotel Papendal Arnhem, Netherlands)
 Ikeriri Network Service Co., Ltd. Takeshita has been participating and speaking at the Wireshark developer conference Sharkfest since the first time in 2008. I will be giving a talk at Sharkfest Europe, which will be held in Europe for the first time.
 
In "Wireshark as a Spy Watermark Pen; Decrypting and Retrieving information from Packets", I first introduced how to use Wireshark to decrypt encrypted packets and restore data in various forms. Utilizing the output to JSON format supported by the new Wireshark 2.2.x series, we exported packet capture data to JSON format and demonstrated analysis of large amounts of data.
+Sharkfest Europe 2016 has begun! +Sharkfest Europe Welcome Dinner and Vendor Exhibition +Sharkfest Europe 2016 This year's goods
+Takeshita session information at Sharkfest Europe +Sharkfest Europe is underway +Ikariri session has ended!!@Sharkfest Europe 2016
+We will be collaborating with Italian ntop! +Sharkfest Europe Session
Sharkfest 2016 (June 13-16, 2016 Computer Science Museum Mountain View, California, USA)
 Ikeriri Network Service Co., Ltd. Takeshita has been participating and speaking at the Wireshark developer conference Sharkfest 2016 since the first time in 2008. (June 13-16, 2016, Computer Science Museum, Mountain View, California, USA), I will be giving a lecture again this year.
 Takeshita's session (HTTP1/2 analysis) is scheduled to start at 2:15pm on the 16th, the third day.
Interop Tokyo 2016 (June 8th to 10th, 2016 Makuhari Messe (Chiba)) →Special site
 Ikeriri Network Service Co., Ltd. will be exhibiting at Interop Tokyo 2016 (June 8th to 10th at Makuhari Messe) (for the 7th time).
→Special site
 Ikeriri★Network Services will be exhibiting at the 7th Interop Tokyo 2015 this year →Special site
 (Makuhari Messe June 10th-12th)
06/02 We will be exhibiting at InteropTokyo2015 this year as well.
06/09 Interop Tokyo under construction InteropTokyo 2015@Makuhari Messe
06/09 This year's Interop feels lonely @ Makuhari Messe
06/10 Interop Tokyo 1st day Thank you in advance
06/10 SteelCentral Packet Analyzer announced - visualizes authenticated and unauthenticated frames in real time
06/10 Wireless LAN spectrum analyzer compatible with W58, which is expected to be released in the future
06/10 QT version of Wireshark
06/12 W58 wireless LAN viewed on Chanalyzer
06/13 Thank you very much for coming to InteropTokyo Tokyo 2015.
Wireshark Developer Conference Sharkfest'15 (June 22-25 @ Computer Science Museum (California, USA))

 Takeshita from Ikeriri Network Service Co., Ltd. will be giving a one-frame lecture this year at the Wireshark developer conference, which we have been participating in since 2008.
04/04 I will be speaking for one frame at Sharkfest'15 this year as well! This year it's the Computer History Museum.
 
+One week before Interop! Announcement of the mini theater at the Riverbed Technology booth">One week before Interop! Announcement of the mini theater at the Riverbed Technology booth
+Interop Tokyo Riverbed booth">Interop Tokyo Riverbed booth
Wireshark Developer Conference Sharkfest'13 (June 16-19 @ California State University, Berkeley (California, USA))

Sharkfest'13 (University of California, Berkeley, June 16th to 19th) I was in charge of one main session. PA-3
Date: June 19, 2012 (USA)
Time: 16:30~17:45 (Western Standard Time) Location: UC Berkeley Clark Keller Campus Content: PA-3 Debugging Wireless with Wireshark including Large Trace Files, AirPcap & Cascade Pilot
 

+A one-frame lecture has been decided at Sharkfest13 again this year! @UCBK
+I managed to complete the presentation and go to Sharkfest!
+Ikeriri Session @ Shark Fest 2013
+I spoke at Sharkfest2013!!PA-3 Debugging Wireless with Wireshark Including Large Trace Files, AirPcap & Cascade Pilot">I spoke at Sharkfest2013!!PA-3 Debugging Wireless with Wireshark Including Large Trace Files, AirPcap & Cascade Pilot
CEATEC Japan 2012 (Makuhari Messe October 2nd to 6th)

 
10/02: Preparing to exhibit at CEATEC Japan 2012">Preparing to exhibit at CEATEC Japan 2012
10/03: 2012 has started! ">CETEC Japan 2012 has started!
10/03: CEATEC Japan 2012">Introducing an inexpensive network tap powered by USB @CEATEC Japan 2012
10/05: CEATEC Japan 2012">DualComm products also appear for the first time @CEATEC Japan 2012
10/05: CEATEC 2012">Wireshark on toughbook @ CEATEC 2012
10/05: CEATEC Japan 2012">Wi-Spy at CEATEC Japan 2012
Interop Tokyo 2012(Makuhari Messe June 12th to 15th)
 
Interop Tokyo 2012 (Makuhari Messe June 12th to 15th)
05/18: Interop Tokyo 2012 booth has been decided! Please come to the aisle, in front of O'Reilly">Interop Tokyo 2012 booth has been decided! Please come to the aisle, in front of O'Reilly
05/12: Interop Tokyo 2012">Interop Tokyo 2012
06/14: Interop Tokyo 2012 day one has started! ">Interop Tokyo 2012 Day 1 has started!
Wireshark Developer Conference Sharkfest'12 (June 24-27 @ California State University, Berkeley (California, USA))
 
Sharkfest '12 (University of California, Berkeley, June 24th to 27th)
Finally, at the 5th Sharkfest'12, Ikeriri★Network Service Co., Ltd. Takeshita will be giving a lecture! Date: June 25, 2012 (USA) Time: 16:45~18:00 (Western Standard Time) Location: UC Berkeley Clark Keller Campus Content: BI-8 Wireshark Case Studies BI-8c: Wireshark Software Case Studies by Megumi Takeshita
LINK:Sharkfest’12 official agenda As someone who is involved in packet capture, I feel very honored and will continue to do my best.
+ BI-8 Wireshark Software Case Studies
+ About the new Riverbed CascadePilot series and SharkAppliance
+ Megumi Takeshita, Ikeriri★Network Service, gave a talk at Wireshark's developer conference Sharkfest'12.

CEATEC Japan 2011 (Makuhari Messe October 4th to 8th)
10/12: CEATEC Japan 2011 Exhibitor Seminar">CEATEC Japan 2011 Exhibitor Seminar
10/12: CEATEC Japan Thank you very much! (Session photos, etc.)>CEATEC Japan Thank you very much! (Session photos, etc.)
10/12: CEATEC Japan 2011 Capture Seminar">CEATEC Japan 2011 Capture Seminar
10/03: CEATEC Japan loading has been completed! I look forward to having a good relationship with you this year too! ">CEATEC Japan delivery has been completed! We look forward to working with you again this year!
09/24: CEATEC Japan2011 Exhibition Information">CEATEC Japan2011 Exhibition Information
Wireshark Developer Conference Sharkfest'11 (June 13-16 @Stanford University (California, USA))
 
Sharkfest '11 (Stanford University, USA, June 13th-16th) Wireshark Developer ConferenceSharkfest'11At
http://www.cacetech.com/sharkfest.11/ Sharkfest 2011 (Stanford University, Palo Alto, USA 2011)
+ Sharkfest'11@Stanford
+ Seminar at Sharkfest'11, history and current status of @capture, etc.
+ Sharkfest2011 Day 3 @Stanford
+ I took a look at Napatech's super high speed capture card.

Interop Tokyo 2011 (Makuhari Messe June 7th to 10th)
Wireshark Developer Conference Sharkfest'10 (June 14-17 @Stanford University (California, USA))
 
Sharkfest '10 (Stanford University, USA, June 14th to 17th) Wireshark Developer ConferenceSharkfest'10At
http://www.cacetech.com/sharkfest.10/ Sharkfest 2010 (Stanford University, Palo Alto, USA 2010)
+ Sharkfest ’10@Stanford.edu">Sharkfest ’10@Stanford.edu
+ Sharkfest ‘10 @Stanford University”>Metageek founder Ryan and Sharkfest ‘10 @Stanford University
+ Participated in CACE's partner meeting @HYATT PLACE Davis CA
+Sharkfest2010 Part 2 @Stanford University">Sharkfest2010 Part 2 @Stanford University
+ What are your thoughts on Sharkfest'10 and the partner meeting? ">What are your thoughts on Sharkfest'10 and the partner meeting?

CEATEC JAPAN 2010 (Makuhari Messe October 5th to 9th)
10/11: CEATEC Japan 2010 has ended & thank you very much">CEATEC Japan 2010 has ended & thank you very much
10/06: CEATEC Japan AirPcap/WiSpy/Wireshark seminar is being held! ">CEATEC Japan AirPcap/WiSpy/Wireshark seminar is being held!
09/27: Engadget Japan 2010 Shibuya WOMB We held a walk-in presentation (Ikeriri★Network Service)
10/05: CEATEC JAPAN 2010">The situation at the local tekka field has subsided and the installation of the Ikeriri booth has been completed! We will be leaving soon @CEATEC JAPAN 2010
10/08: CEATEC Japan Day 4 Simultaneous 3 channel capture with 3 AirPcaps connected to USB HUB">CEATEC Japan Day 4 Simultaneous 3 channel capture with 3 AirPcaps connected to USB HUB
10/08: CEATEC Japan held on the 4th day! We will hold 3 demonstrations today (Ikeriri★Takeshita)>CEATEC Japan will be held on the 4th day! We will hold 3 demonstrations today (Ikeriri★Takeshita)
10/05: CEATEC Japan AirPcap/Wi-Spy/Wireshark Special Demo @Kiriri Booth Now">CEATEC Japan AirPcap/Wi-Spy/Wireshark Special Demo @Kiriri Booth Now
Wireshark Developer Conference Sharkfest'09 (June 15-18 @Stanford University (California, USA))
 
Sharkfest '09 (Stanford University, USA, June 15th to 18th) Wireshark Developer ConferenceSharkfest'09At
http://www.cacetech.com/sharkfest.09/ Sharkfest 2009 (Stanford University, Palo Alto, USA 2009)
+ Sharkfest">Sharkfest
+ Photos from Sharkfest 2009">Photos from Sharkfest 2009

wireless japan 2009 (Tokyo Big Sight July 22nd-24th)
07/28: Wireless Japan 2009 Exhibition & Conference Thank you very much! ! ">Wireless Japan 2009 Exhibition & Conference Thank you very much!!
07/14: About exhibiting at Wireless Japan 2009 and holding a technical seminar (venue location has been decided!)">About exhibiting at Wireless Japan 2009 and holding a technical seminar (venue location has been decided!)
07/21: Wireless Japan 2009 @ Tokyo Big Sight, Ikeriri booth under construction" > Standing at Ikeriri @ Daiba Wireless Japan 2009 @ Tokyo Big Sight, Ikeriri booth under construction
07/22: Wireless Japan 2009 Day 1">Wireless Japan 2009 Day 1
Wireshark Developer Conference Sharkfest'08 (March 31st - April 2nd @ Foothill University (California, USA))

Sharkfest'08 (Foothill University, USA, March 31st to April 2nd) Wireshark Developer ConferenceSharkfest'08Wireshark developer Gerald Comb and Discussion with Laura Chapel of Wireshark University★Network service Megumi Takeshita
http://www.cacetech.com/SHARKFEST.08/ Sharkfest 2008 (Foothill College, Mountain View, USA 2008)
+ AirPcap 802.11 Wireless Packet Capture USB Dongle
+ SHARKFEST '08 Wireshark conference">SHARKFEST '08 Wireshark conference
+ Cerf Vint, the father of the Internet
+ A two-shot with Gerald Comb and Laura Chapell too! This is something to brag about to my grandson.
+ Wireless LAN related seminars at Stanford University, etc.
+ Blackhat 2008 → To Roppongi

boland conference 2002 (Royal Park Hotel November 18th-19th)
Borland Conference 2003-2004 (All Nippon Airways Hotel February 25th-27th)
eDocument JAPAN2006 (Tokyo Big Sight) CDIA+ Preparation Seminar Lecturer Security Stadium 2002 World PC Expo (Tokyo Big Sight) Digital Arts Tokyo
Books
Packet Capture Wireless LAN Edition 2nd Edition -Analysis using Wireshark-Written by Megumi Takeshita Book: 396 pages Price: 3960 yen (tax included) Publisher: Rick Telecom ISBN-10: 4865944079 ISBN-13: 978-4865944075 Release date: April 9, 2024
Pocket Study Information Security Management Morning/Pass terminology Keyword map method + 226 past questionsWritten by Megumi Takeshita Book: 276 pages Price: 1512 yen (tax included)a Publisher: Hidekazu System ISBN-10: 4798056111a ISBN-13: 978-4798056111 Release date: 2018/12/27
Introduction to packet capture 4th edition - How to use LAN analyzer Wireshark -Written by Megumi Takeshita B5 size 464 pages List price: 2,800 yen + tax ISBN: 978-4-86594-139-5 Published in early May 2018
Practical Packet Capture Techniques 2nd Edition --Packet Analysis Applications with WiresharkWritten by Megumi Takeshita B5 size 480 pages List price: 3,400 yen + tax ISBN: 978-4-89594-097-8
Packet capture wireless LAN edition -Analysis using Wireshark-Written by Megumi Takeshita B5 size 400 pages List price: 3,600 yen + tax ISBN: 978-4-86594-029-9
Introduction to Packet Capture Revised Edition - How to use LAN analyzer Wireshark -Written by Megumi Takeshita B5 size 408 pages List price: 2,940 yen (tax included) (2,800 yen + tax) ISBN: 978-4-89797-875-8
Network specialist compact bookWritten by Megumi Takeshita B6 variant 400 pages List price: 1,995 yen (tax included) (1,900 yen) ISBN: 978-4-89797-831-4
Practical Packet Capture Technique Packet analysis application using WiresharkWritten by Megumi Takeshita B5 size 432 pages List price: 3,570 yen (tax included) (Base price: 3,400 yen + tax) ISBN: 978-4-89797-796-6
Information Security Specialist Compact BookEdited by Megumi Takeshita B6 variant 400 pages List price: 1,995 yen (tax included) (1,900 yen) ISBN: 978-4-89797-813-0
Technical Engineer Network Compact Book 2008 EditionEdited by Megumi Takeshita B6 variant 416 pages List price: 1,995 yen (tax included) (1,900 yen) ISBN: 978-4-89797-789-8
Very easy to understand basic information engineer textbookEdited and written by Miyako Otaki (authored by Megumi Takeshita) A5 size, 400 pages List price: 1,869 yen (tax included) (1,780 yen) ISBN: 978-4-89797-695-2
Introduction to packet capture - How to use LAN analyzer Wireshark -Written by Megumi Takeshita B5 size 344 pages List price: 2,940 yen (tax included) 2,800 yen + tax ISBN: 978-4-89797-678-5
Technical Engineer System Management Compact Book '07-'08 EditionEdited by Megumi Takeshita B6 variant 456 pages List price: 2,310 yen (tax included) 2,200 yen + tax ISBN: 4-89797-673-1
Technical Engineer Information Security Compact Book '07-'08 EditionEdited by Megumi Takeshita B6 variant 464 pages List price: 2,100 yen (tax included) 2,000 yen + tax ISBN: 4-89797-674-X
System Analyst, Project Manager, Application Engineer AN/PM/AE Compact BookEdited by Yasutaka Shinpuku and Megumi Takeshita B6 variant 464 pages List price: 2,310 yen (tax included) 2,200 yen + tax ISBN: 4-89797-664-2
Technical Engineer Network Compact Book 2006/2007 EditionEdited by Megumi Takeshita B6 variant 416 pages List price: 1,995 yen (tax included) 1,900 yen + tax ISBN: 4-89797-657-X
Technical Engineer Information Security Compact BookEdited by Megumi Takeshita B6 variant 463 pages List price: 2,100 yen (tax included) 2,000 yen + tax 5% ISBN: 4-89797-639-1
Technical Engineer Network Compact Book 2005/2006 EditionWritten by Megumi Takeshita B6 variant 408 pages List price: 1,890 yen (tax included) 1,800 yen + tax ISBN: 4-89797-622-7
Software development engineer Past questions and explanations + 120 questions in the morningWritten by Toshihisa Sumitomo and Megumi Takeshita A5 size 752 pages List price: 2,940 yen (tax included) 2,800 yen + tax ISBN: 4-89797-613-8
Technical Engineer Network Compact BookWritten by Megumi Takeshita B6 variant 360 pages List price: 1,890 yen (tax included) 1,800 yen + tax ISBN: 4-89797-772-X
Technical Engineer System Management Compact BookCo-authored by Megumi Takeshita and Toshihisa Sumitomo B6 format 368 pages List price: 2,310 yen (tax included) 2,200 yen + tax ISBN: 4-89797-775-4
magazine CQ Publisher Interface October issue Super standard protocol analysis tool Wireshark Reference Guide (August 2025) Institute of Electronics, Information and Communication Engineers IEICE Communication Society Magazine BPLUS 2024 Summer Issue "Open Source LAN Analyzer, Wireshark and Hardware Capture" (June 2024) Institute of Electronics, Information and Communication Engineers Tsuso Magazine B-plus (November 2023) CQ Publishing Interface November 2022 issue Visualize your packets! Start using the standard LAN analyzer “Wireshark” (September 2022) Nihon Keizai Shimbun Publishing Co., Ltd. Nikkei MOOK Complete understanding! Cyber Security March 2019 Nikkei NETWORK “Trouble solving with Wireshark Pakecap prescription”Serialized from October 2016 to 2017 (6 issues in total) Nikkei BP Nikkei NETWORK “Touch and Understand Mastering TCP - 4 Part Series” October 2009 issue - 2010 (5 parts in total) Japan Data Communications Association Construction Supervisor Examination Pamphlet TAC Corporation Information Processing/IT School Brochure SoftBank Publishing programming technology information magazine “CMAGAZINE October issue” MC Press “Windows ROM No. 10” Takarajimasha “Excel power-up technique” SoftBank Publishing "CMAGAZINE" April 2003 issue special article Softbank Publishing "CMAGAZINE" May 2003 issue TAC Co., Ltd. member magazine "TACNEWS" private lecture theory November 2002 issue Mainichi Communications Co., Ltd. “PC MODE” Monthly magazine Mobile Media Magazine (published by Sea Media) 1999-2002 Express 58th Avenue (NEC) Periodical magazine “OpenSesami” No. 24 "Mobile Phone Solution" (June 2001) NEC periodical catalog "B.P. (Business Products News)" Vol.9 (October 2001) Special feature article
Others
textcreate Naxy Japan Network Security Design Text Naxy Japan Wireless LAN security construction training text Naxy Japan IPv6 construction training text Nikkei BP Learning lecture text Allied Telesis Customer Seminar Text Glossary NRI Learning Network Microsoft Text TAC Corporation Comptia text
Others Web/Internet related Nikkei BP's "ITPro" site interview published "IT power-up course for new employees" "Learn network technology from here" Allied Telesis Co., Ltd. Network Glossary Multimedia content BBstation (Broadband station) (Pre-installed on all NEC consumer PCs shipped in 2002) Raru.net rental server service technical cooperation
Others
Video/DVD/Software ComptiaNetwork+ and i-net+ revised DVD-ROM (TAC Corporation) KDDI Internal Network+ Educational Video (January 2004) Vector/Muchy'sPalmwareReview Riritokei for Palm Japanese version 1.0 (May 2001) Vector Lilith Excel! accelerator! (Excel auxiliary app June 1998)
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