[Karaoke] Inui Toko claims she just debuted yesterday, so Kuramochi Meruto gets treated like a senpai

At the start of the duet karaoke collab, Inui Toko insists she just joined yesterday, gets Kuramochi Meruto's permission to speak casually, and starts calling her 'Kuramochi-senpai,' leaving Meruto both delighted and confused.

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