rakumo

rakumo is a Japanese cloud groupware extension for Google Workspace and Microsoft 365. Its products add organization-aware calendars, internal bulletin boards, employee directories, approval workflows, attendance management, and expense settlement to supported workplace environments, helping centralize common back-office processes. Platform availability varies by product. The official site explains each offering and its pricing, and provides customer examples, trial and demo information, onboarding assistance, documentation, and support. AI features are used to make selected workflows easier to operate.

Key features

1. Extensions for Google Workspace and Microsoft 365
2. Organization calendars, boards, and directories