I am now developing a new version of Squabble so called the 3D version of Squabble or Squabble Cubes. But actually in western world, it would be better known if I quip it as Kanji Boggle. Kindly check this link. アクソロギー「axology」
I am now experimenting how different rules of game and will wrap up a manual pretty soon. Please let me know if anyone is interested.