/income-tax
This skill should be used when the user needs to calculate their income tax (所得税), compute deductions, or import withholding slips. Trigger phrases include: "所得税を計算", "確定申告書を作成", "控除を計算", "源泉徴収票を取り込む", "所得税額", "納付額を計算", "還付額を計算", "第一表", "第二表", "申告書B", "所得控除", "税額控除".
$ npx -y skills add kazukinagata/shinkoku --skill income-tax --agent claude-codeHow it fires
How this skill gets triggered: by you, by Claude, or both.
- Fires itselfAuto-invocation. Claude auto-loads it when your prompt matches the work.
- You can call itInvoke it directly when you want it.
- Slash command
/income-tax
Context preview
The summary Claude sees to decide when to auto-load this skill.
This skill should be used when the user needs to calculate their income tax (所得税), compute deductions, or import withholding slips. Trigger phrases include: "所得税を計算", "確定申告書を作成", "控除を計算", "源泉徴収票を取り込む", "所得税額", "納付額を計算", "還付額を計算", "第一表", "第二表", "申告書B", "所得控除", "税額控除".
確定申告を自動化する AI コーディングエージェント向けプラグイン。個人事業主・会社員の所得税・消費税の確定申告を、帳簿の記帳から確定申告書等作成コーナーへの入力代行までエンドツーエンドで支援します。 Claude Code Plugin として動作するほか、SKILL.md オープン標準 に準拠した Agent Skills パッケージとして、Claude Code / Cursor / Windsurf / GitHub Copilot / Gemini CLI / Codex / Cline / Roo
Other skills on shinkoku.
- /assess
This skill should be used when the user asks to determine what tax filings they need, wants to know if they must file a tax return (確定申告), asks about consumption tax obligations (消費税), or needs help understanding their filing requirements. Trigger phrases include: "確定申告が必要か",
Open skill - /capabilities
Display shinkoku's current capabilities, supported personas, and known limitations. Use when the user asks "what can you do?", "what's supported?", or similar questions.
Open skill - /consumption-tax
This skill should be used when the user needs to calculate consumption tax (消費税) or determine their tax method (2割特例, 簡易課税, or 本則課税). Trigger phrases include: "消費税を計算", "消費税の申告", "消費税申告書", "2割特例", "簡易課税", "本則課税", "課税売上", "消費税額", "インボイス", "みなし仕入率", "課税仕入".
Open skill - /e-bookkeeping-compliance
優良な電子帳簿の要件チェック・コンプライアンス診断を実行する。 「優良な電子帳簿」「電帳法対応」「電子帳簿の要件確認」 「税務調査の準備」「75万円控除の条件」「帳簿の要件を満たしているか」 「e-bookkeeping compliance」で起動。
Open skill - /e-tax
This skill should be used when the user wants to file their tax return electronically via the 確定申告書等作成コーナー (NTA Tax Return Preparation Corner) using Claude in Chrome, Antigravity Browser Sub-Agent, or Playwright CLI (fallback). It guides the browser-based input of calculated tax
Open skill - /furusato
This skill manages furusato nozei (hometown tax) donations. Use when the user wants to register donation data, read donation receipts, check deduction limits, or manage their furusato nozei records. Trigger phrases: "ふるさと納税", "furusato", "寄附金", "寄付金", "ふるさと納税の控除", "寄附金受領証明書",
Open skill