Kanji dictation judgment Difficult edition release (free)

Release of “Chinese Character Writing Judgment Difficult Edition” (Free)
Following the practical edition, the difficult edition is here.
Please try the Chinese characters that seem to be difficult to write but cannot be written.
download:
https://itunes.apple.com/jp/app/id1006506948 (iPad version)
https://itunes.apple.com/jp/app/id1006506718 (iPhone version)