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.