Chūjingi Island

is an island located on the Shinkōsai Lake within the Land of Three Seasons. The island is inhabited by the Rinpo Clan which is purposely hidden away and is only accessible under certain conditions. Due to their masterful craftsmanship techniques, the Rinpo Clan has hidden the island behind a. Although the barrier can be sensed, the Rinpo Clan has placed a complex that makes the island unreachable unless they share the same natural Rinpo blood and even prevents access via Space-Time Ninjutsu.