Dizi Adı: Osomatsu-san
Bölüm Adı: Campaign Starting Now! / Arcade Iyami
Sezon/Bölüm: 2. Sezon 9. Bölüm
Yayın Tarihi: 28 Kas. 2017

Ichimatsu struggles to get any sleep with his brothers being noisy all night and refusing to turn off the light. Unable to take anymore, Ichimatsu starts monitoring the brothers’ courtesy towards each other, leading Osomatsu to get criticized the most. Later, Iyami proves his skills at the arcades by playing games at their highest difficulty.