How does this skill help with the Japanese e-Tax system?

It provides a detailed workflow and works alongside browser tools to guide users through the official 'Tax Return Creation Corner,' helping automate data entry based on calculated results.

Does this skill support Consumption Tax filing?

Yes, it includes specialized check steps for consumption tax reporting, including verifying tax-inclusive/exclusive pricing and filing deadlines.

How does it track my filing progress?

The skill reads and writes to a standardized progress-summary.md file, allowing you to resume your submission process exactly where you left off in a previous session.

Can it detect errors in my tax forms?

Yes, it specifically checks for high-frequency mistakes like missing My Number information, incorrect medical expense deductions, and signature requirements for physical mailings.

Tax Return Submission Assistant

Name: Tax Return Submission Assistant
Author: kazukinagata

bykazukinagata

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323

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生产力与工作流

Streamlines the final stages of Japanese tax filing by providing comprehensive checklists and guiding users through e-Tax, mail, or in-person submission.

The submit skill is a specialized final-stage tool for managing Japanese tax returns within Claude Code. It automates the verification of taxpayer profiles, performs categorical audits of income and consumption tax documents, and flags common errors such as missing My Number details or invalid deduction claims. By providing structured guidance for e-Tax automation and physical filing, it ensures users meet legal deadlines while securing maximum benefits like the 650,000 yen Blue Return deduction. It also maintains persistent progress logs to ensure a seamless transition from calculation to final submission.

主要功能

01Automated taxpayer profile validation and error detection

02Comprehensive checklists for Income, Consumption, and Blue Return taxes

03323 GitHub stars

04Real-time verification of common filing mistakes and omissions

05Step-by-step guidance for e-Tax, mail-in, and in-person filing methods

06Persistent progress tracking and state management via markdown logs

使用场景

01Verifying submission deadlines and payment methods for multiple national tax types

02Finalizing a Japanese Blue Return to ensure eligibility for maximum tax deductions

03Navigating the e-Tax portal with AI-assisted form entry guidance

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add kazukinagata/shinkoku submit

For use in Claude.ai and ChatGPT

Download Skill