OctadArcPuzzle app for iPhone and iPad

It is a puzzle game that arranges letters (1 kanji of birds name) split into several parts into pieces in their original form.
Elementary level is 8 parts and the time limit is 2 minutes.
Intermediate level is 16 parts and the time limit is 3 minutes.
The upper limit is 20 parts and the time limit is 4 minutes.
Ultra advanced is 24 parts and the time limit is 5 minutes.
Tap two parts and it will be replaced.
Double tapping one part changes the orientation of that part.
Double tap the right side of the part to rotate clockwise.
Double tapping on the left side of the part is left turning.
A part is made up of 8 arcs.
The score is determined by the number of taps and the time until the character is completed.
Please reduce the number of taps, please complete the letters quickly to earn high scores.
The top 10 scores are recorded.
By registering at the game center, you can see the score of others.