Games like Bigfoot's Journey

If you finished Bigfoot's Journey, the closest matches are Shinjuku Soumei, Aeryth, Tsuki ni Yorisou Otome no Sahou, Umineko no Naku Koro ni: Arigato for 556 and Garin Game: Curse of Revival Ceremony. All 8 share its adventure genre and are ranked by how closely their themes and modes overlap.