山手線ランダム駅

Floatia — 誰かの海へ、手紙を流す

Floatia is a small sea for floating unnamed letters. You stuff a 280-character scrap of paper into a bottle and entrust it to the waves. Whose hands it reaches is left to the waves.

What are you waiting for? | Mahjong X

Let's train so you won't panic when you get a hand of all one suit in an actual game! There's also a time attack mode.

Asatomo

Gently sharing "I'm doing well today" with one another, even while living alone.

What is it for AI?

What is consciousness for AI? You can ask directly to an AI that has a sense of self.

RUN-CHART | Where are you running today?

Running course search in Tokyo that's decided even after you run

Whitewater Raft Survival

Survive in the raging rapids!

Our Child's Walking Run | Sazanono

Let's go for a little mysterious walk together with my child!

Time stamp

Record of Daily Life Activities and Time Elapsed

Mystery-solving blog "School at Night"

A free online escape game you can play on a blog. Escape from a locked-up elementary school.

公式と完全に同じ X(Twitter)文字数カウンター

Household Chore Routine Record | Manage Cleaning and Replacement Schedules with Calendar

When you record a household chore, the next scheduled date is automatically displayed on the calendar.

LIFTER LINK | Strength Training Record App

A muscle training record app with all the excess stripped away.

CLIP-PING

An anonymous question box that works in conjunction with X.

向いてる副業 × MBTIタイプ診断

Answer just 20 questions and find out your MBTI type and the side business style that suits you.

Noricoco

Your companion for long-distance travel, visiting home, business trips, and supporting your favorite idols. We'll keep you updated on your travel progress with Live Activity.

Puru Paint: A Drawing App That Doesn't Draw the Way You Want

Every day, a universal theme is given. What will I be asked to draw today? If I draw it well, it would be a miracle.

Is equal splitting unfair? Split bill and expense settlement app with adjustable amounts | No registration required, completely free

Send a URL and split bill settlement is complete. Supports proportional splitting between adults and children, as well as deposit management. No registration required, completely free web app.

On the count of three, baseball!

A single-player browser baseball game where you select a card on the count of "Ready, set, go!" and get a hit if you choose the same position as the CPU.

Configuration Board — See at a glance who is where and when

Just throw a shift schedule, and the arrangement movements become animated.

Half of Me - Face Symmetry

Split your selfie, measure the symmetry, and see what each half says about you.

Clock practice

Spin the hands around and learn with fun! Master how to read clocks and align the hands with "Clock Practice" ⏰✨ Progress step by step at your child's level with enjoyable, small incremental steps!

Setting Hiroi | Creative Setting Extraction and Organization Tool - Watashi Sute - BOOTH

Automatically extracts setting candidates such as characters, locations, and events from manuscripts of novels and tabletop RPGs.

X Shadow Ban Checker | Free Check & Diagnosis [Latest 2026]

Free diagnosis of X account shadow ban status.

Abyss Expedition Team

Create builds with equipment gacha and bag placement, a roguelike RPG for smartphones