I notice you're referencing elements from Naruto (Tsunade, healing/injury/medical treatment, "naruhodo" meaning "I see") along with what looks like a character code or tag ("c72").
The Enigma of Naruhodo Tsunade no Inchiryou c72 naruhodou naruhodo tsunade no inchiryou naruto
Conclusion
Collectors of vintage doujinshi often look for these specific circle names and event codes (like C72) on secondary markets or specialized archives. For fans interested in the official lore regarding Tsunade's medical ninjutsu, the Official Naruto Website provides comprehensive guides on her abilities and her impact on the village. I notice you're referencing elements from Naruto (Tsunade,