Uploaded August 2014 | Updated September 2026, 2 weeks ago

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Music from short movie Pikachu, What is This the Key To (Pikachu, Kore Nan no Kagi? / ピカチュウ、これなんのカギ？).
Background music was composed and arranged by Akifumi Tada and Shinji Miyazaki (four tracks).

Album: Pokémon the Movie XY "The Cocoon of Destruction and Diancie" & "Pikachu, What is This the Key To?" Music Collection [ポケモン・ザ・ムービーXY 破壊の繭とディアンシー & ピカチュウ、これなんのカギ? ミュージックコレクション]
Release date: 31.07.2014

Chikara-ippai Egao de
力いっぱい笑顔で
With a Full-Force Smile

Composed and arranged by Akifumi Tada