Doki Doki Survival Umi to Yama no Love Passion
The first event I triggered on Yukimura's route, I just noticed that his worryness is a like a Mommmy<33 but then, I realized that Rikkai is like a family, Yukimura the mommy, Sanada the daddy, Yanagi uncle, Jackal and Bunta older siblings and Akaya, the baby. xD