InstantFieldPro app for iPhone and iPad

It is a game that sequentially does the touch as for the figure placed randomly

The time touched from all(every?) the panel is measured.

Momentary seeing is necessary for the game.
Perhaps momentary seeing is forged momentarily if keeping playing a game?

Feature
・The time of best 5 is recorded.
・When clearing, the level is divided between.(EXCELLENT,GREAT,GOOD,FAIR,POOR)
・A past level is recorded.
・Play up to 10 × 10.
・Tap interval graph can visible when ranking view and clear.
・Game Difficulty
　１．Easy -> Tap the panel disappears.
　２．Normal -> This is usually play.
　３．Hard -> The position of the panel changes every 5 seconds.
・Special Mode
　１．Alphabet
　２．Japanese

Can you achieve EXCELLENT?