TimeTree has taken a bold step in the realm of digital scheduling by launching 15 free character stickers in collaboration with the beloved SUMI SUMI game. This innovative approach not only adds a fun element to calendar management but also transforms how users can organize their schedules. With characters like Sumikkogurashi and Rilakkuma, these stickers serve as more than just decorative icons; they are practical tools for categorizing appointments, medical visits, and social events.