Accessory Box - Given to you by a man after fighting in a 2 vs 2 battle against Team Galaxy in Kotobuki City.
Ancient Charm - Given to you by Shirona on rute 210 after healing the Psyducks.
Cupons 1, 2 and 3 - Answer correctly the clown's questions on Kotobuki City (don't know what cupon corresponds to each clown though).
Power Plant Key - Defeat the two Galaxy members annoying the Sweet Honey man in Sonoo Town.
Ancient Charm - Given to you by Shirona on rute 210 after healing the Psyducks.
Cupons 1, 2 and 3 - Answer correctly the clown's questions on Kotobuki City (don't know what cupon corresponds to each clown though).
Power Plant Key - Defeat the two Galaxy members annoying the Sweet Honey man in Sonoo Town.