My Boyfriend in Orange Vol. 8 (Kodansha, 2019)

Moe has thrown herself into volunteering for a Christmas Party for her little brother Ryu and the other kids in the neighborhood. When some last-minute emergencies jeopardize the festivities, Kyosuke and the rest of the Rescue Team rally for a special rescue operation! And that's not all: a New Year's Fire Department parade, an old-fashioned mochi-making ceremony-this year, Moe's spending all sorts of winter holiday events with Kyosuke! But with Himeno getting closer to her too, and the entrance of a female paramedic who seems close to Kyosuke, there might be a shakeup in their future…