弟
KANJI DETAIL
younger brother
On readingてい, だい, で7 strokesN4
Radical 弓 · bowStroke order
Loading the stroke order for 弟.
Japanese readings
- On reading
- てい, だい, で
- Kun reading
- おとうと
Study notes
1. Origins, structure, and basic meaning
- Structure: 弟 has 7 strokes and means younger brother with the kun-reading おとうと. Its on-readings include てい, だい, and で; 兄弟 (きょうだい) uses だい.
- Basic usage: 弟 (おとうと) identifies a younger brother, while 兄弟 refers to siblings or their relationship.
2. Common pitfalls and similar expressions
- A younger brother and siblings
- 私の弟 means my younger brother. 弟と一緒に駅まで歩いた means walked to the station with a younger brother.
- 三人兄弟 refers to three siblings. 兄弟で一つの部屋を使っている also describes siblings sharing one room.

