儿 rén/ér/r, [兒], variant of 人[rén]/"person" radical in Chinese characters (Kangxi radical 10), oc... 日 Rì/rì, abbr. for 日本[Rì běn], Japan, sun/day/date, day of the month 旧 jiù, [舊], old/opposite: new 新/former/worn (with age) 丨 gǔn/shù, radical in Chinese characters (Kangxi radical 2), see 豎筆|竖笔[shù bǐ] 児 ér, Japanese variant of 兒|儿[ér]