ChiEru Co., Ltd.

Established Digital Institute Co., Ltd. in Ota-ku, Tokyo as a 100% subsidiary of Wani Books Co., Ltd.

Established Digital Institute Inc. (established in Ota-ku, Tokyo as a 100% subsidiary of Wombansha Inc.)

Established on October 1, 1997.

Alps System Integration Co., Ltd. (ALSI) invested capital in our company.

Alps System Integration Co., Ltd. (hereafter 'ALSI') has invested capital in our company.

Renamed to Wani Books Digital Institute Co., Ltd.

Participated in the Ministry of Economy, Trade and Industry's "E-Square Advance" project: "Realizing a mobile learning environment using mobile information terminals".

Launched the cloud-based teaching material distribution service "ChiEru.net" for schools.

Obtained patent "Learning Single Sign-On System" (Patent No. 4652710).

Obtained patent 'Learning Single Sign-On System' (Patent No. 4652710)

Participated in the Ministry of Education, Culture, Sports, Science and Technology's "Social Education Activation 21st Century Plan" project: "Social education learning from aquarium work and people".

Integrated ALSI's education division and renamed the company to ChiEru Co., Ltd.

Started selling the information leakage prevention software "File Encryption CR".

The network-based learning evaluation system "InterCLASS" received the "Focus Customer Service Award" (Outstanding Vendor Award) for four consecutive years from Garland Independent School District, Texas, USA. In the industry-academia collaboration "Flash-based Teaching Material Utilization Practice Project", we launched a dedicated website "eTeachers" and started flash-based teaching material utilization seminars nationwide.

Signed a capital and business alliance agreement with Dia Shobo Inc., and made VERSION2 Inc. a subsidiary

The network-based learning assessment system 'InterCLASS' received the 'Focus Customer Service Award (Outstanding Vendor Award)' from Garland Independent School District, Texas, for four consecutive years.

In the industry-academia collaboration 'Flash-based Teaching Material Utilization Project', launched the dedicated website 'eTeachers' and started 'Flash-based Teaching Material Utilization Seminars' nationwide.

Established on May 1, 2007.

Version2 Co., Ltd. established on May 1, 2007.

Started selling the fully digital CALL system "CaLabo EX Ver.5.0".

Started selling flash-based teaching materials.

Signed a distribution agreement with Korea's top CALL system manufacturer ORIENT AV for "CaLabo EX".

Started sales in Thailand through Intelligent Eyes Co., Ltd.

Started selling the classroom support system "CaLabo LX".

Started sales in Vietnam through Zodiac Investment Co., Ltd.

Started sales in Vietnam through Zodiac Investment Co.

Signed a distribution agreement with Mongolia's Mezorn LLC for 'CaLabo EX' : Signed a distribution agreement with USA's Dawn International for 'CaLabo EX'

Signed a distribution agreement with Mongolia's Mezorn LLC for 'CaLabo EX'

Signed a distributor agreement with Dawn International (USA) for 'CaLabo EX'.

Started sales of the active learning support system 'CaLabo Bridge (CaLabo LMS)'

Opened the university-exclusive e-learning material sales store 'CHIeru.net for College' : 'InterCLASS' is adopted as standard by all 74 schools in the Boulder School District, Colorado, USA

Opened the university-exclusive e-learning material sales store 'CHIeru.net for College'

Launched the university-exclusive e-learning material store 'CHIeru.net for College'.

'InterCLASS' was adopted as the standard by all 74 schools in the Boulder School District, Colorado, USA.

Relocated headquarters to Shinagawa-ku, Tokyo

Started sales of the antivirus software 'Dr.WEB' : Started sales of the campus ICT operation management solution 'ExtraConsole'

Started sales of the antivirus software 'Dr.WEB', and started sales of the campus ICT operation management solution 'ExtraConsole'

Started selling the antivirus software 'Dr.WEB'.

Started selling the campus ICT operation management solution 'ExtraConsole'.

Renewed the cloud-based e-learning material distribution service 'CHIeru.net' for schools.

Implemented the tablet-compatible lesson support system 'T-CAT (Tablet Computer Assisted Tool)' at Hanbit Elementary School in Korea and began joint research

Started selling the HDMI-compatible digital image transfer system 'S300-HD'.

Started sales of the HDMI-compatible digital image transfer system 'S300-HD'

Started sales of the tablet-compatible individualized learning material series 'Elementary School's Self Math' for elementary students

Started selling the tablet-compatible collaborative learning material series 'Elementary School's Own Math' for children.

Started selling the tablet-compatible, child-focused, individualized learning material series 'Elementary School's Own Math'.

Started sales of the tablet-compatible collaborative learning material series 'Elementary School's Together Math'

Started selling the tablet-compatible individualized learning material series 'Elementary School's Together Math' for children.

Started selling the tablet-compatible, child-focused, collaborative learning material series 'Elementary School's Together Math'.

Started sales of the tablet-compatible interactive material series for teachers 'Elementary School's Together Math'

Started selling the tablet-compatible, teacher-focused, interactive learning material series 'Elementary School's Together Math'.

Started sales of the tablet-compatible teaching support system 'Easy Class Support' : Started sales of the English news material distribution service 'ABLish' : Started sales of the academic improvement print material system 'Basic Fundamental Mastery Print Pack' : Started sales of the e-learning material for the four skills (reading, listening, speaking, writing) 'TOEFL iBT® Test Early Understanding'

Started selling the tablet-compatible teaching support system 'Easy Class Support'.

Started selling the English news teaching material distribution service 'ABlish'.

Started selling the academic improvement print material system 'Basic Fundamental Mastery Print Pack'.

Started selling the e-learning material 'TOEFL iBT® Test Early Understanding', covering the four skills (reading, listening, speaking, writing).

Started sales of the tablet-compatible teaching support system 'Easy Seat Chart Evaluation'

Initiated a joint research study with six companies including NEC and Lenovo on 'Classroom-based lessons utilizing ICT environments with one device per student' : Started sales of the tablet-compatible teaching support system 'Easy Material Navi'

Initiated a joint pilot study on ICT-enabled classroom instruction with one device per student in regular classrooms, in collaboration with six companies including NEC and Lenovo.

Started selling the tablet-compatible academic support system 'Rakuraku Lesson Navi'.

Started selling the wireless LAN optimization solution 'Tbridge'.

Started selling the tablet-compatible individualized learning material series 'Elementary School Challenge Mini Drill' for children.

Start of sales for the tablet-compatible, child-oriented, individualized learning material series 'Elementary School Challenge Mini Drill'.

Started selling the learning single sign-on system 'ExtraConsole Secure Network'.

Start of sales for the tablet-compatible teacher's mass presentation material series 'Elementary School Show-and-Teach Social Studies Grade 5'.

Obtained patent 'Educational Material Navigation System' (Patent No. 5760274).

Started selling the tablet-compatible teaching support system 'CaLabo TX' and the tablet-compatible academic support system 'Easy Lesson Planning'.

Start of sales for the tablet-compatible classroom support system 'CaLabo TX'.

Start of sales for the tablet-compatible academic support system 'Easy Lesson Planning'.

Signed a general distribution agency agreement with Trinet in Indonesia.

Signed a comprehensive distribution agency agreement with Trinet (Trinet) of Indonesia.

Start of sales for the academic improvement print material system 'Middle School Mathematics Basic & Fundamental Mastery Print Pack'.

Started selling the audio material 'ABLish Express' for the English news teaching material distribution service 'ABLish'.

Start of sales for the audio materials of the English news teaching service 'ABlish' and 'ABlish Express'.

Started selling the tablet-compatible digital material 'Flash Korean Beginner 600'.

Listed on the Tokyo Stock Exchange JASDAQ.

Start of sales for the tablet-compatible teacher's mass presentation material series 'Elementary School Show-and-Teach Science Observation & Experiment Grade 5 & 6'.

Started selling the teaching support platform 'CaLabo Bridge ver.3.0' and the language learning support platform 'CaLabo Language', and established 'Okinawa Chieru Co., Ltd.' as a subsidiary.

Start of sales for the classroom support platform 'CaLabo Bridge ver.3.0'.

Start of sales for the language learning support platform 'CaLabo Language'.

Start of sales for the tablet-compatible academic support system 'Easy Teacher Suite ver.2'.

Established 'Okinawa Chieru Co., Ltd.' as a subsidiary.

Started selling the English news teaching material distribution service 'ABLish ver.2'.

Renovated the download site for 'Flash-based learning materials' eTeachers (eTeachers).

The user count of the cloud-based e-learning material distribution service 'CHIeru.net' surpassed 3 million.

The user count of the cloud-based e-learning material delivery service 'CHIeru.net' surpassed 3 million.

Agreed to jointly develop digital materials for schools with Surara Net.

Signed an enterprise market sales agreement for the wireless LAN optimization solution 'Tbridge' with International Industrial Technology Co., Ltd.

Agreed to a business partnership with Insource in two areas: corporate training.

Received the Originality Special Award at the 'Bayer Life Innovation Award 2016'.

Made 'Tokyo University English Mathematics Classroom Co., Ltd.' a subsidiary and signed a capital and business alliance agreement with 'Collaboration System Co., Ltd.'.

Signed a capital and business partnership agreement with OneB Co., Ltd.

Made East University English Mathematics Classroom Co., Ltd. a subsidiary.

Signed a capital and business partnership agreement with Collaboration System Co., Ltd.

Signed a capital and business alliance agreement with Dia Shobo Co., Ltd., and made VERSION2 Co., Ltd. a subsidiary.

Signed a capital and business partnership agreement with Dia Shobo Co., Ltd.

Made VERSION2 Co., Ltd. a subsidiary.

Obtained patent "Relay device, relay method, and relay program" (Patent No. 6145190), and established SHIELDEX Co., Ltd. through a joint venture with Soft Camp Japan Co., Ltd. and Venture Bridge Co., Ltd.

Obtained patent 'Relay Device, Relay Method, and Relay Program' (Patent No. 6145190).

Soft Camp Japan Inc. and Venture Bridge Co., Ltd. established SHIELDEX Inc. through a joint venture.

Collaboration System Inc. was made a subsidiary.

Made OneBi Co., Ltd. an associate company under the equity method.

Obtained certification as a Google for Education technology partner.

Made Showei Public Relations Co., Ltd. and A&C Co., Ltd. subsidiaries.

Transitioned to a company with an Audit Committee.

Launched sales of the CaLabo MX English 4‑skill learning system compatible with BYOD environments.

Merged A&C Co., Ltd. into Showei Public Relations Co., Ltd.

Started selling the Chromebook-compatible collaborative learning support tool "InterCLASS for Chrome" and the Google Admin Console operation support tool "InterCLASS Console Support".

Started selling the Chromebook‑compatible collaborative learning support tool InterCLASS for Chrome.

Commenced sales of the Google Admin Console support tool InterCLASS Console Support.

Renamed Tokyo University English Mathematics Classroom Co., Ltd. to MATOMeru Co., Ltd.

Launched sales of the Web filtering service InterCLASS Filtering Service.

Started selling the university online lecture support system "CaLabo Online".

Started selling the CaLabo Online online teaching support system for universities.

Made Edit Co., Ltd. an associate company under the equity method, and merged MATOMeru Co., Ltd. into Showei Public Relations Co., Ltd.

Made Edit Co., Ltd. an equity‑method investment company.

Merged MATOMeru Inc. into Showei Public Relations Co., Ltd.

Made Saver Co., Ltd. an associate company under the equity method, and entered into a capital and business alliance with LTE-X Co., Ltd., which provides LTE virtualization technology.

Made Saver Co., Ltd. an equity‑method investment company.

Entered a capital and business partnership with LTE-X Corp., which provides LTE virtualization technology.

Started selling the single sign-on system "ExtraConsole Secure Network".

Commenced sales of the single sign‑on system ExtraConsole® Secure Network.

Renovated the school‑targeted cloud‑based e‑learning content delivery service CHIeru.net.

Made Tokyo Music Appreciation Association Co., Ltd. a subsidiary.

Renovated the eTeachers GIGA SCHOOL ICT utilization support site for elementary and junior high school teachers.

Started selling the integrated communication visualization system "Tbridge T-Manager".

Started selling the integrated communication visualization system Tbridge® T‑Manager.

Agreed to a capital and business alliance with Canon IT Solutions Co., Ltd.

Agreed to a capital and business partnership with Canon IT Solutions Inc.

Signed a business partnership agreement with Street Smart Inc. in the education DX field.

Made Nankai MJE Co., Ltd. a subsidiary.

Achieved cumulative shipments of 2,000 units for the wireless communication visualization and stabilization solution "Tbridge".

Achieved cumulative shipments of 2,000 units for the wireless communication visualization and stabilization solution Tbridge®.

Started selling the "Education DX Implementation & Promotion Support Package" jointly with Street Smart Co., Ltd.

Developed the SaaS subscription service "in Campus School IS" and began selling it through Canon IT Solutions Co., Ltd.

Developed the SaaS subscription service in Campus School IS and began sales through Canon IT Solutions Inc.

Made Trust Communication Co., Ltd. a subsidiary.

Started sales of the dashboard option for the web filtering tool 'InterCLASS® Filtering Service'.

Started sales of the wireless communication visualization and stabilization solution 'Tbridge® Edge Cache-enabled Model'.

Acquired 51.6% of Okijim Co., Ltd., making it a subsidiary.

Started selling 'Rakuraku Lesson Tool' and 'Rakuraku Teacher Tool' to support digital transformation.

Major version upgrade of the integrated ID management system 'ExtraConsole® ID Manager'.

Started sales of the smart switching hub 'CHIehub'.

Introduced the scholarship repayment support (proxy repayment) system and began global support for 'CaLabo® MX' and 'CaLabo® Cloud'.

Introduced the 'Scholarship Repayment Support (Agency Repayment) System'.

Started global support for 'CaLabo® MX' and 'CaLabo® Cloud'.

Started a marketing collaboration with Kokuyo Co., Ltd.

Fully acquired Okijim Co., Ltd. and made its first appearance at 'EDUtech ASIA 2025' (Singapore).

Made Okijim Co., Ltd. a fully-owned subsidiary.

First exhibition at 'EDUtech ASIA 2025' (Singapore).