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

Answer:

一 -> 十 -> 土 -> 王 -> 五 -> 悟 -> 梧

一  ICHI, ITSU, hito(tsu) - one

十  JUU, tou, to - ten

土  DO, tsuchi - earth, soil

王  OU - king

五  GO, itsu(tsu), itsu - five

悟  GO, sato(ru) - percieve, understand, realise

梧  GO, aogiri - a type of plant