Hm, for some reason, Furinkan has the wrong title listed for this chapter. The original title is "鎌の事なら三日月掌" and it translates to what you see here.

November 2nd, 2011. Author's note:
"Q: What is something you've found humorous lately?
A: When watching Okinawan hero Ryujin Mabuyer 2. It's very amusing."