KeyUp

Web制作の基礎からモダン開発技術まで、実務コードで鍛えるタイピングトレーニング。初めての方はトライアルコースから。慣れたらぜひランキングに挑戦してください。

A neon arcade-style tennis game you can play right away in your browser. Use items to power yourself up or shoot them at your opponent to interfere——a heated 3-point match with strategic mind games. In addition to CPU battles, online battles are also possible.

Auto-fill Japanese forms with one click. Automatically handles furigana and full-width/half-width character variations. Will not submit.

A game site where you can play anywhere!

艦これにPIPを追加します

🥁 Tap and Get Happy! A Godly Drum Machine That Sessions with Your Favorite Songs! A super stylish web app where you can enjoy authentic drum performances just by tapping your PC keyboard (A, S, D, F)!

A browser extension that measures time spent melting away on entertainment sites

Fly through the neon horizon.

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。

Tap to jump, cliff running game.

Once a day, an English dictation typing game. Problems are updated daily. Standard / Hard mode available.

おはツイの「記録・分析・共有」を これひとつで。

I made this because I was unsatisfied with existing web keyboards. It has over 80 keys and includes features such as recording functionality and a metronome.

Save and restore work sessions on the device without breaking Chrome tab groups

Supports 440Hz and also 432Hz. It's an instrument tuner that requires no installation and can be used right now in your browser. You can easily tune to A=432Hz, which is surprisingly troublesome otherwise. Of course, standard pitch is also supported.

A Chrome extension that allows you to quickly create new images with AI based on images found on the web.

Customization tool for Island Launcher. Create and apply custom themes in real-time.

A diagnostic app that lets you know your own preferences just by inputting your favorite games, manga, and anime, and recommends works that resonate with you.

Review Requester is a Chrome extension for Amazon. It automatically sends review requests in bulk with one click for past orders, maximizing acquisition rates.

読んだ知識を使える知識に

Download high-quality free music!

A Chrome extension that highlights text with 50% or more emphasis. It can be used to find discounted products above a certain percentage on shopping sites. On shopping sites where you cannot sort or filter by discount rate, it is very convenient for finding products with a discount rate above a certain level. Since it uses a simple mechanism that only highlights text, it can be used on any shopping site.

当たるとペカります。

A one-handed operation specialized browser characterized by dial commands that appear when swiping from the edge of the screen. Unprecedented ad blocking supports your comfortable browsing and web surfing.