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kanryu/nta-unicode
==================

Portable library for normalizing Unicode strings sent in tax exemption digitization application to the Japan NTA

00PHP

Since Oct 6Pushed 5y ago1 watchersCompare

[ Source](https://github.com/kanryu/nta-unicode)[ Packagist](https://packagist.org/packages/kanryu/nta-unicode)[ RSS](/packages/kanryu-nta-unicode/feed)WikiDiscussions main Synced 6d ago

READMEChangelogDependenciesVersions (1)Used By (0)

NtaUnicode
==========

[](#ntaunicode)

国税庁が公開している免税電子化申請サーバーはUnicodeで規定された文字のうち、下の表の文字を除き入力が禁じられています。 禁じられた文字を含めた免税申請を行った場合申請が失敗してしまうため、事前に文字を取り除くか代替文字に置き換える必要があります。

本ライブラリはその補助をするための実装です。

文字種文字コード基本ラテン\#x0009、#x000A、#x000D、#x0020～#x007E平仮名\#x3040～#x309F片仮名\#x30A0～#x30FFCJK 統合漢字\#x4E00～#x9FFFCJK 互換漢字\#xF900～#xFAFFCJK 用の記号及び文音記号\#x3000～#x303F半角形・全角形(半角カナを除く)\#xFF00～#xFF65、#xFFA0～#xFFEFラテン-１補助\#x00A0～#x00FF矢印\#x2190～#x21FF一般句読点\#x2000～#x206F罫線素片\#x2500～#x257F幾何学模様\#x25A0～#x25FF基本ギリシャ\#x0370～#x03FFキリール\#x0400～#x04FF数学記号\#x2200～#x22FF数字の形\#x2150～#x218F囲み英数字\#x2460～#x24FF囲み CJK 文字／月\#x3200～#x32FFCJK 互換文字\#x3300～#x33FF参考
--

[](#参考)

- 免税販売管理システムの利用について(国税庁)
    -

License
-------

[](#license)

MIT

Author
------

[](#author)

Copyright 2020 KATO Kanryu()

###  Health Score

16

—

LowBetter than 5% of packages

Maintenance20

Infrequent updates — may be unmaintained

Popularity0

Limited adoption so far

Community7

Small or concentrated contributor base

Maturity32

Early-stage or recently created project

 Bus Factor1

Top contributor holds 100% of commits — single point of failure

How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window.

**Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores.

**Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement.

**Maturity (30%)** — Project age, version count, PHP version support, and release stability.

### Community

Maintainers

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---

Top Contributors

[![kanryu](https://avatars.githubusercontent.com/u/759165?v=4)](https://github.com/kanryu "kanryu (3 commits)")

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