Joan was the son of [[Naito Masatoyo|Naitô Genzaemon]] and held [[Hachiboku castle]] in [[Tamba province]]. Though he was dispossessed by [[Oda Nobunaga|Nobunaga]] in [[1573]], he was later restored to his domains by [[Toyotomi Hideyoshi]]. During the Korean Campaigns he acted as a negotiator with the Chinese government. He was a Christian and joined [[Takayama Ukon]] in taking up with [[Maeda Toshiie]] in [[Kaga province]] when their faith brought them under Hideyoshi's suspicion. In [[1614]] he departed for Manila in exile and there died of illness.
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Joan was the son of [[Naito Masatoyo|Naitô Genzaemon]] and held [[Yagi castle]] in [[Tamba province]]. Though he was dispossessed by [[Oda Nobunaga|Nobunaga]] in [[1573]], he was later restored to his domains by [[Toyotomi Hideyoshi]]. During the Korean Campaigns he acted as a negotiator with the Chinese government. He was a Christian and joined [[Takayama Ukon]] in taking up with [[Maeda Toshiie]] in [[Kaga province]] when their faith brought them under Hideyoshi's suspicion. In [[1614]] he departed for Manila in exile and there died of illness.