| 541 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 638 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 609 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 788 | A New Dictionary of Kanji Usage |
| 3683 | Classic Nelson (Andrew Nelson) |
| 637 | Essential Kanji (P.G. O’Neill) |
| 837 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 334 | Japanese Names (P.G. O’Neill) |
| 543 | Kanji and Kana (Spahn and Hadamitzky) |
| 552 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 737 | Kanji in Context (Nishiguchi and Kono) |
| 1576 | Kodansha Compact Kanji Guide |
| 3963 | Kodansha Kanji Dictionary (Jack Halpern) |
| 2040 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2754 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1259 | Les Kanjis dans la tete (Yves Maniette) |
| 28842 | Morohashi |
| 3197 | New Japanese English Character Dictionary (Jack Halpern) |
| 4696 | New Nelson (John Haig) |
| 1251 | Remembering The Kanji (James Heisig) |
| 1340 | Remembering The Kanji, 6th edition (James Heisig) |
| 472 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in grade 4
JLPT level N3
803 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 老 【ロウ】 old age, age, old people, the old, the aged, senior, elder, I, me, my humble self
- 老化 【ロウカ】 ageing, aging, senile deterioration
- 養老 【ヨウロウ】 making provision for the elderly, making provision for one's old age, spending one's old age in comfort, Yōrō era (717.11.17-724.2.4)
- 敬老 【ケイロウ】 respect for the aged
Kun reading compounds
- 老いる 【おいる】 to age, to grow old
- 老ける 【ふける】 to age, to grow old (esp. in appearance), to show marks of age
Readings
- Japanese names:
- えび、 おい、 び
- Korean:
- ro
Spanish
- envejecer
- viejo
- experimentado
- hacerse viejo
Portuguese
- velho
- velhice
- envelhecer
French
- vieillard
- âgé
- vieillir
| 1456 | 2001 Kanji |
| 2k4.5 | The Kanji Dictionary |
| 3-4-2 | SKIP code |
| 4471.1 | Four corner code |
| 1-47-23 | JIS X 0208-1997 kuten code |
| 8001 | Unicode hex code |
Jōyō kanji, taught in grade 2
JLPT level N5
622 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 友 【ユウ】 friend, affection (for siblings)
- 友愛 【ユウアイ】 fraternity, friendship
- 戦友 【センユウ】 comrade in arms, war buddy, fellow soldier
- 盟友 【メイユウ】 sworn friend
Kun reading compounds
- 友 【とも】 friend, companion, comrade, pal, accompaniment, companion (e.g. book), complement, accessory
- 友達 【ともだち】 friend, companion
- リア友 【リアとも】 real-life friend (as opposed to online friend)
- 酒のお供 【さけのおとも】 appetizer or snack served with drinks, accompaniment to an (alcoholic) drink
Readings
- Japanese names:
- う、 ど、 ゆ
- Korean:
- u
Spanish
- amigo
- compañero
Portuguese
- amigo
French
- ami
| 145 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 234 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 214 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 543 | A New Dictionary of Kanji Usage |
| 858 | Classic Nelson (Andrew Nelson) |
| 158 | Essential Kanji (P.G. O’Neill) |
| 30 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 70 | Japanese Names (P.G. O’Neill) |
| 2.18 | Japanese for Busy People |
| 264 | Kanji and Kana (Spahn and Hadamitzky) |
| 264 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 79 | Kanji in Context (Nishiguchi and Kono) |
| 268 | Kodansha Compact Kanji Guide |
| 3670 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1873 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2553 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 711 | Les Kanjis dans la tete (Yves Maniette) |
| 3119 | Morohashi |
| 2952 | New Japanese English Character Dictionary (Jack Halpern) |
| 672 | New Nelson (John Haig) |
| 704 | Remembering The Kanji (James Heisig) |
| 760 | Remembering The Kanji, 6th edition (James Heisig) |
| 451 | The Kanji Way to Japanese Language Power (Dale Crowley) |
| 104 | Tuttle Kanji Cards (Alexander Kask) |
| 1467 | 2001 Kanji |
| 2h2.3 | The Kanji Dictionary |
| 3-2-2 | SKIP code |
| 4-4-4 | SKIP code |
| 4004.7 | Four corner code |
| 1-45-07 | JIS X 0208-1997 kuten code |
| 53cb | Unicode hex code |