incorporation

Simulate tax comparisons for sole proprietors considering incorporation under 2025 rules.

352|34|Updated Feb 11, 2026
One-click install
npx skills add https://github.com/kazukinagata/shinkoku --skill incorporation
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: incorporation
Source: https://github.com/kazukinagata/shinkoku/tree/main/skills/incorporation
Command: npx skills add https://github.com/kazukinagata/shinkoku --skill incorporation

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

法人成り(個人事業主から法人への移行)に関する相談を支援します。税額比較シミュレーション、法人形態の選択、設立手続き、役員報酬戦略、社会保険の比較を統合的に提供します。

Core Features & Use Cases

  • 税額シミュレーションと比較分析: 個人事業主と法人の税負担を比較し、最適な移行判断をサポートします。
  • 法人形態の選択支援: 株式会社 vs 合同会社の違いを、コスト・信用・運用性の観点から比較します。
  • 設立手続きのガイド: 設立フロー、必要書類、届け出のタイミングを整理して提示します。
  • 役員報酬戦略と社会保険最適化: 最適な報酬額と保険料負担のバランスを検討します。
  • リファレンス参照の活用: references/ の資料を根拠として、最新の税制・法令を前提に回答します。

Quick Start

法人成りの相談を開始するには、shinkoku.config.yaml を Read ツールで読み込んでください。

Frequently Asked Questions about incorporation

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I simulate taxes to compare sole proprietorship vs corporation incorporation?▼

Incorporation tax simulations compare your sole proprietorship and corporate tax burdens by referencing 2025 tax rules to determine if transitioning is financially beneficial. You get a direct comparison of tax liabilities to guide your decision.

What is the best way to choose between a KK and a GK corporate form?▼

Choosing between a KK and GK corporate form requires comparing setup costs, market credibility, and operational flexibility. The skill provides a structured comparison across these dimensions to help you select the optimal entity structure.

How does social insurance change for a micro business after incorporation?▼

Social insurance for a micro business changes significantly after incorporation, shifting the owner into the employees' pension and health insurance system. The skill compares these insurance premium burdens against sole proprietorship costs.

How do I determine the optimal compensation strategy for directors after incorporation?▼

An optimal compensation strategy for directors balances your salary amount against overall corporate tax liabilities and social insurance premiums. The skill evaluates these factors to find the most tax-efficient director salary allocation.

What are the steps and required procedures for corporate setup from a sole proprietorship?▼

Corporate setup steps involve following a structured establishment flow, preparing necessary documentation, and timing your tax registrations correctly. The skill guides you through these incorporation procedures and notification timelines.

Does incorporation analysis support the 2025 Reiwa 7 tax rules for small businesses?▼

Incorporation analysis is grounded in reference documents that align specifically with 2025 Reiwa 7 tax rules. This ensures your tax comparison simulations and corporate setup evaluations reflect current legal requirements.