Kaikeioh is desktop accounting software from Sorimachi Co., Ltd. designed for Japanese small and medium-sized businesses. It uses artificial intelligence (AI) to automate routine accounting tasks like suggesting journal entries and filling in data, reducing the manual workload for accounting staff.

The software fully complies with Japan’s electronic bookkeeping law, enabling digital storage and management of accounting documents. Sorimachi offers specialized versions including Kaikeioh NPO Corporation Style for nonprofit organizations and Kaikeioh PRO for companies needing advanced features. The platform integrates with Sorimachi’s broader product family covering payroll (Kyuryooh) and sales management (Hanbaioh).