| 1287 | Classic Nelson (Andrew Nelson) |
| 19934 | Morohashi |
| 3535 | New Nelson (John Haig) |
| 2213 | Remembering The Kanji (James Heisig) |
| 2325 | Remembering The Kanji, 6th edition (James Heisig) |
Stroke order
On reading compounds
- 牢 【ロウ】 prison, jail, gaol, firm, solid, strong
- 浪人 【ロウニン】 ronin, masterless samurai, high school graduate waiting for another chance to enter university after having failed the yearly entrance examination, person out of work, jobless person, wanderer, drifter
- 永牢 【エイロウ】 life imprisonment
- 入牢 【ニュウロウ】 imprisonment
Readings
- Korean:
- roe, ro
Spanish
- prisión
- celda
- dureza
- duro
Portuguese
French
| 3m4.2 | The Kanji Dictionary |
| 2-3-4 | SKIP code |
| 3050.2 | Four corner code |
| 1-47-20 | JIS X 0208-1997 kuten code |
| 7262 | Unicode hex code |