Love Kome: We Love Rice

The Culprit Is Koro-nee (1x10)

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Love Rice arrives at the Harvest Festival with the goal of starting a rice riot with their performance, which they haven't once completed successfully in practice yet. Then Hinohikari tells the other members the reason he decided to become a HarveStar. But then the mood is broken when Hitomebore receives a phone call... Who's behind this?!