217. This #kanjipuzzle is about evolution. Start with one character, add a few strokes, and get another, then repeat.  一 -> ? -> ? -> ? -> ? -> 標

Answer:

一 -> 二 -> テ -> 示 -> 票 -> 標

 一  ICHI, ITSU, hito(tsu) - one

二  NI, futa(tsu), futa - two

テ  Katakana "Te"

示  JI, SHI, shi(mesu) - show

票  HYOU - paper slip, vote, ballot

標  HYOU - sign, mark