
ほりほりジャコランタン
Carve-Carve Jack-o'-Lantern
Trace on a pumpkin to carve it, then light a candle inside.
No Japanese needed≤5 minSolo
Play
Doodle Coaster
Buzz on X: 10K likes · 2.2M views (as of 10/15)
No Japanese needed
Draw a line in one stroke and press start, and it turns into a track with rails and supports that a coaster runs on. You ride from the front seat. Anyone who opens your shared URL can ride the same course.
Even a careless line turns into a course you ride from the front seat. You can share courses by URL.

Carve-Carve Jack-o'-Lantern
Trace on a pumpkin to carve it, then light a candle inside.
No Japanese needed≤5 minSolo
PlayDraw one circle and get a score for how close it is to perfect.
No Japanese needed≤5 minSoloPhone OK
Play
Draw a prompt in 20 seconds and let an AI guess it.
Japanese needed≤5 minSoloPhone OK
Play

Draw lines and a sledder rides them. Build a course and watch.
No Japanese needed≤30 minSoloPC
Play
Calligraphy Simulator 3D
Dip a brush in ink, write a character on paper, and get scored on each stroke.
Japanese needed≤5 minSoloPhone OK
Play