Buying the game directly supports Koei Tecmo and encourages them to continue remastering classic titles.
You can purchase and download the game directly from the Nintendo eShop. Since this is a Japanese release, you may need a Japanese Nintendo account and eShop credit to complete the purchase. Buying the game directly supports Koei Tecmo and
If you prefer physical copies, retailers like Playasia and Meccha Japan offer the Japanese Switch version, which often includes multi-language support (Japanese and Chinese). Why Choose the Official Version? Buying the game directly supports Koei Tecmo and