Jurisdiction
Japan
Japan's open-source tax scene is young but pointed in an interesting direction: AI agents that automate the national e-Tax system for individual filing, working around interfaces that were never designed for programmatic access.
What's missing
Building it? SubmitAlmost everything — invoice-system (tekisei seikyūsho) tooling, corporate tax logic, and NTA API clients are all open territory.
1 project tagged Japan, ranked by community stars.
Accounting & BookkeepingMaintained
shinkoku
kazukinagata/shinkoku
確定申告自動化 AI エージェントプラグイン — 帳簿管理から e-Tax 入力代行まで