彼 is built from the 彳 (step / going) and 皮 components.
It reads ヒ like 皮, as do 被, 疲, and 披 — learn 皮 once and the family's reading comes with it.
A common word using 彼 is 彼 (かれ), meaning “he, boyfriend”.
Kanji that look similar include 往, 征, 径, and 役.
