🛠️ Tools

Every tool published on Ylyuriy, in one place. There is nothing to install and no account to create — open one in your browser and it works right away. They are grouped by what they do, so start with whichever is closest to what you need.

🎲 Random picks & roulettes

For when you would rather let chance decide. Pick one option out of a list, roll a number, or settle an order — every draw runs entirely on your own device.

Word Roulette

Randomly picks one word from your list.

Web Dice

Roll dice with custom ranges and counts.

Amidakuji

Draw a ghost leg lottery just by entering names.

Bingo Machine

Draws bingo numbers with no repeats.

Team Shuffle

Splits people into teams at random, keeping chosen pairs together or apart.

🗾 Japanese-language roulettes

Roulettes that draw from uniquely Japanese subjects, such as the 47 prefectures, the 1,918 municipalities, and Japanese sentence endings. They have a Japanese-only interface, and open the Japanese version of the site.

Prefecture Roulette

Japanese only

Randomly picks one of Japan's 47 prefectures and colors it on a map.

City Roulette

Japanese only

Randomly picks one of Japan's 1,918 municipalities. Narrow it down by prefecture or municipality type.

Gobi Roulette

Japanese only

Draws a random Japanese sentence-ending phrase, gacha style.

🔤 Text converters

Convert a whole block of text in one go. Switch letter case, swap between half-width and full-width characters, or move between hiragana and katakana — paste it in and copy the result.

Case Converter

Shows ten conversions at once — UPPERCASE, lowercase, camelCase and more.

Width Converter

Converts text between full-width and half-width forms — ten results at once.

Kana Converter

Converts Japanese text to hiragana, katakana and romaji — all three at once.

⌨️ Device checks

Tools for making sure your keyboard and mouse respond properly. Every press is checked inside your browser and never sent anywhere.

Keyboard Tester

Every key you press fills in on an on-screen keyboard, so dead keys stand out. JIS and US layouts for Windows and Mac.