Left: mouth 口, right: pledge, promise 契 (tally stick , [pairwise marked sticks were distributed at the conclusion and joined again after implementation of an agreement] - Cut into a tally stick with a sword 刀 in big 大 letters: the pledge)
The app has many other functions, such as character selection according to difficulty, practice programs, handwriting recognition and success statistics!
, [pairwise marked sticks were distributed at the conclusion and joined again after implementation of an agreement] - Cut into a tally stick with a sword 刀 in big 大 letters: the pledge)
