1984

- Developed the initial business computer software package for newspaper sales shops. Also developed a second business computer software package for medical insurance reimbursement management.

1989

- The medical insurance reimbursement management system "Receipt Helper" began nationwide promotion.

1992

- Established the Tokyo office.

1994

- Established the Sapporo office.

- Began selling school teaching material display equipment.

- Launched the medical insurance reimbursement management system "Unimedical".

1995

- Developed and launched the first handwritten computer sales management system, "Shugoshin".

1997

- Released "Dr. Heart", a software for learning electrocardiograms on the mobile device "Zaurus".

1999

- Completed and started using the integrated centralized management system "Mandegan".

2000

- Released "Dr. Nutrition", a software for calculating nutrition on "Zaurus".

2001

- Established the Marugame Sales Office and began operating as a computer classroom.

2002

- Launched "Microscope", synchronized with PCs for school science teaching materials.

- Released "Study Series", an educational support system for schools.

2003

- Launched the content creation and electronic blackboard system "Edu Canvas".

2004

- Submitted a patent application for "Electronic Shugoshin".

- Started selling the handwritten finance system "Electronic Shugoshin".

2005

- Signed an OEM contract with Ajinomoto Pharma Co., Ltd.

- Began using the "Mandegan" management system on mobile devices.

2007

- Released the fifth generation of "Receipt Helper" (Vista version).

2009

- Awarded 3rd place in the Best Presentation Award at the National SME Exhibition (held at Tokyo Big Sight).

2012

- Released the sixth generation of "Receipt Helper".

2014

- Launched the "OA.systemSHARP Solar Power Plant" for electricity sales.

2017

- Upgraded "Receipt Helper" to the seventh generation.

- Released "Ashiato Karute", an image profiling foot health software.

2019

- Held a foot conditioning therapy seminar. Launched eTape (supporter) and Footfix (insole).

2022

- Upgraded "Receipt Helper" to the eighth generation.

- Developed and launched the Alcohol Check Record App "ALCheck".

- Established the Sakaide Research Institute and started the melon business.