ミルネコ - 猫の健康記録・体重・お薬・通院 is a lifestyle app by Daily Assist Lab with 10+ downloads (about 23 estimated). Install growth, rank history, SDKs and ad networks.
From the store listing: “Record your cat's health daily, indicating whether it's "normal" or "different from normal." Includes features for litter box tracking (urine and feces), weight graphs, medication reminders, and vet visit notes. Suitable for multiple cats.”