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 data.
Install / Use
npx skills add kazukinagata/shinkoku --skill e-taxInstalls into whichever agent you are using.
SKILL.md
Installable skill definition
Quality Score
Category
Development & EngineeringSupported Platforms
Tags
Our assessment of e-tax
e-tax scores 83/100 on our quality scale, 3132nd of 4,619 Development & Engineering skills we index.
We have not analysed the SKILL.md file itself yet, so the content part of this score is an estimate until our crawler reaches it.
It has 360 GitHub stars, a meaningful sign that others use it.
Maintenance, license and trust
- The repository was last updated 26 days ago, so e-tax is actively maintained.
- It is released under the MIT license, a permissive license that allows use, modification and commercial use with attribution.
- Its trust signals score 100/100, with no cautions. These come from repository metadata, not a code audit — read the skill file before letting an agent act on it.
e-tax compared with similar skills
All 4 of these similar skills score higher than e-tax; compare them before choosing.
| Skill | Score | Stars | Updated | Format |
|---|---|---|---|---|
| e-tax (this skill)by kazukinagata | 83 | 360 | 26d ago | SKILL.md |
| ai-job-searchby MadsLorentzen | 100 | 45.0k | 1d ago | CLAUDE.md |
| claude-howtoby luongnv89 | 100 | 41.7k | 4d ago | CLAUDE.md |
| algorithmic-artby anthropics | 100 | 177.9k | 12d ago | SKILL.md |
| pptxby anthropics | 100 | 177.9k | 12d ago | SKILL.md |
Frequently asked questions
- How do I install e-tax?
- Run
npx skills add kazukinagata/shinkoku --skill e-tax. The install tabs above show the steps for each supported agent. - Which AI agents does e-tax work with?
- It is written for Claude Code, as a SKILL.md file. Other agents that read the same format can often use it too.
- Is e-tax safe to use?
- It is MIT-licensed and scores 100/100 on trust signals. Skills are instructions an agent will follow, so read the file before installing it and do not approve commands you do not understand.
- Is e-tax still maintained?
- The repository was last updated 26 days ago, so e-tax is actively maintained.
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Languages
Trust signals
From repository metadata: license, adoption, age and documentation. Not a code audit — see the Safety scan above for what the skill file itself contains.