Japan's Take-Home Pay, Taxes, Living Expenses, and Subsidy Application Preparation | Tools JP

開発者向けの様々な細かいツールを集めたwebサイトです。

This is a web tool that lets you easily check your monthly and annual fixed costs by simply selecting the subscriptions you're currently using. No login or membership registration required—it works right in your browser. Perfect for people who want to start by simply organizing their growing subscription payments.

いつでも手軽に使える永久無料の100+ツール集。ちょっと困ったときの便利アイテムです。

This is a calculator that professionals should use. Let's get serious about what's in front of us. From custom formulas to ratio conversions.

傾斜割り勘を圧倒的に簡単にします。

収入・時間・疲れ具合から、副業の“やめどき”を診断するWebアプリ。 公開許可をした他のユーザの副業と状況を閲覧することもできます。

No login required - just share a URL to calculate split bills and more. A fast split bill app that runs on Edge Computing, operating at high speed even during overseas travel.

どんな精算も、wariwariですっき

筆算の手順を教えてくれる算数教材

生活保護の申請・決定・扶助費管理を体験

A tool that automatically calculates the settlement method for splitting bills with the minimum number of transfers, simply by recording advance payments.

Analyze corporate financial and settlement data with AI agents Financial and settlement data for approximately 3,800 Japanese companies available here! Compatible with MCP / API! One step deeper insights with Claude Code / ChatGPT

Team Pay is a settlement service that allows multiple people to share and manage expenses and split bills for travel, drinking parties, and other occasions via web or app. It requires no registration and supports QR code invitations. It can organize who owes whom how much with the minimum number of payments.

A city selection tool for digital nomads that enables cross-comparison of 100 cities worldwide on a globe map, including cost of living, internet speed, climate, and more!

高額な退去費用を、国交省のガイドラインに照らしてその妥当性をチェックするサービス。減額見込み額が3stepで簡単に分かります。

This is a web tool that allows you to collectively manage allergies and food preferences of participants during drinking parties, meals, group dating events, and similar gatherings.

A tool that automatically calculates the remaining amount until the dependent deduction thresholds of 1.03 million, 1.06 million, 1.30 million, and 1.50 million yen based on hourly wage and working hours.

Experience taxation and collection operations such as resident tax and fixed asset tax in a browser

婚前契約書（プレナップ）をオンラインで簡単に作成できるサービスです。法的に有効な契約書のテンプレートを使い、カスタマイズ可能で、無料プランから始められます！

An information portal that provides easy-to-understand explanations of market charts, stock valuations, economic indicators, and specialized terminology.

勤怠・給与・労務を、迷わずひとつに。

A search site that makes it easier to find products on Rakuten and Yahoo Shopping by narrowing down conditions

This is a household finance analysis web application that automatically categorizes credit card statements and visualizes monthly spending.

「調整さんの先」を作りたくて作った、幹事向けオールインワンアプリ。