OOO 13 released

OOO 13

The word:
Shittou 執刀 【しっとう】 (n,vs) performing a surgical operation
Using the kanji for taking and the kanji for a blade. If you remember Shinkenger, then Shippitsu should make sense: 執筆 【しっぴつ】 (n) writing, (P) since pitsu means brush. See a pattern?