脳トレ！四字熟語消し！頭が良くなる漢字のパズル

脳トレ！四字熟語消し！頭が良くなる漢字のパズル is an education app by nullhouse with 10,000+ downloads (about 19K estimated). +43 installs in the last 7 days. Released Mar 23, 2021. Install growth, rank history, SDKs and ad networks.

From the store listing: “"Blue breath", "Wo-ki-ki-boku", "Haruko Ameyomi" ... Before being ashamed of the four-character idioms you don't know! Learn four-character idioms with puzzles! ☆ The rules are simple! Find the four-character idiom from the kanji block and trace it to erase it! Clear the game by erasing all four-character idioms!…”