Nanto Hisui Ken
Nanto Hisui Ken (南斗翡翠拳, South Dipper Kingfisher Fist): Appears in the second Rei Gaiden one-shot. It uses kicking techniques, similar to Nanto Hakurō Ken. Its successor is Karen, a female martial artist serving the Ken-Oh Invasion Squad. The previous successor of this style was Karen's older brother, Masaya.
Techniques
Nanto Raikyaku Zanpu Jin (南斗雷脚斬風陣, South Dipper Beheading Wind Formation of the Lightning Feet)