|Serious de Dokidoki|
|Album||Nichijou BGM & Radio Bangumi 6|
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Serious de Dokidoki is a musical composition from the Nichijou soundtrack. As its name implies, it was used in rather serious situation. It was used in Episode 2 (Part 7), Episode 5 (Part 19), Episode 6 (Part 24), Episode 8 (Part 31), and Episode 9 (Part 35).