2 Pianos,4 Hands,Piano Duet - Level 4 - Digital Download SKU: A0.1144550 By Takeru Hirabayashi. By Takeru Hirabayashi. Classical,Holiday. Score. 6 pages. TAKeru Hirabayashi #744883. Published by TAKeru Hirabayashi (A0.1144550). The notes in the treble register represent splashing waves. After the lilting melody begins in the middle register, the children's play intensifies, culminating in the fortissimo at bar 19. The recapitulation section follows and at 39 their parents call them back home. The waves there continue to crash on the shore, and in the coda, both pianists play the sound of splashing waves.