A oneshot story about Kenshiro's sifu Ryuken and also the other adoptive brothers. Elaborates on how he chose the Hokuto Shinken successor and the events related to it.

Gokuaku no Hana - Houkuto no Ken - Jagi Gaiden (Main Story)
Hokuto no Ken (Adapted From)
Shirogane no Seija - Hokuto no Ken Toki Gaiden (Main Story)
Souten no Ken (Adapted From)