| 232 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 152 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 136 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 421 | A New Dictionary of Kanji Usage |
| 1300 | Classic Nelson (Andrew Nelson) |
| 278 | Essential Kanji (P.G. O’Neill) |
| 157 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1183 | Japanese Names (P.G. O’Neill) |
| 3.5 | Japanese for Busy People |
| 166 | Kanji and Kana (Spahn and Hadamitzky) |
| 166 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 331 | Kanji in Context (Nishiguchi and Kono) |
| 477 | Kodansha Compact Kanji Guide |
| 2802 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1442 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1943 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 761 | Les Kanjis dans la tete (Yves Maniette) |
| 7136 | Morohashi |
| 2254 | New Japanese English Character Dictionary (Jack Halpern) |
| 1327 | New Nelson (John Haig) |
| 754 | Remembering The Kanji (James Heisig) |
| 816 | Remembering The Kanji, 6th edition (James Heisig) |
| 176 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in grade 2
JLPT level N4
550 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 室 【シツ】 room, wife (of someone of high rank), scabbard, Chinese "Encampment" constellation (one of the 28 mansions)
- 室長 【シツチョウ】 section chief, laboratory manager, office head, room monitor
- 同室 【ドウシツ】 same room, sharing a room, occupying the same room
- 皇室 【コウシツ】 Imperial household
Kun reading compounds
- 室 【むろ】 greenhouse, icehouse, cellar
- 室町 【むろまち】 Muromachi period (1336-1573)
- 石室 【せきしつ】 stone hut, rock chamber, tomb, stone burial chamber
- 氷室 【こおりむろ】 ice house, ice room, cold room
Readings
- Korean:
- sil
Spanish
- habitación
- cuarto
- caverna
- guarida
- gruta
Portuguese
- quarto
- apartamento
- câmara
- estufa
- porão
French
- pièce
- appartement
- chambre
- serre
- cave
| 772 | 2001 Kanji |
| 3m6.4 | The Kanji Dictionary |
| 2-3-6 | SKIP code |
| 3010.4 | Four corner code |
| 1-28-28 | JIS X 0208-1997 kuten code |
| 5ba4 | Unicode hex code |
volume, product (x*y), acreage, contents, pile up, stack, load, amass
Jōyō kanji, taught in grade 4
JLPT level N3
541 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 積 【セキ】 product, volume, area
- 積載 【セキサイ】 loading, carrying
- 作付面積 【サクヅケメンセキ】 planted area
- 蓄積 【チクセキ】 accumulation, accumulate, store
Kun reading compounds
- 積む 【つむ】 to pile up, to stack, to load (car, ship, etc.), to pack, to acquire, to accumulate
- 積もる 【つもる】 to pile up, to accumulate, to estimate
- 積もり 【つもり】 intention, plan, purpose, expectation, belief, assumption, thought, conviction, estimate, estimation, calculation
- 積り書 【つもりがき】 written estimate
- お見積もり 【おみつもり】 (price) quotation, quote
- 相見積もり 【あいみつもり】 (obtaining) quotes from several companies, (fielding) competitive bids, competitive bidding
Readings
- Japanese names:
- か、 さか、 しゃこ、 ずみ、 つみ
- Korean:
- jeog, ja
Spanish
- amontonar
- apilar
- amplitud
- producto (matemáticas)
Portuguese
- volume
- produto (x*y)
- terras
- comteúdos
- empilhar
- pilha
- carga
- acumular
French
- volume
- produit (x*y)
- aire
- contenu
- entasser
- empiler
- charger
- amasser
| 445 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 550 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 521 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 506 | A New Dictionary of Kanji Usage |
| 3306 | Classic Nelson (Andrew Nelson) |
| 766 | Essential Kanji (P.G. O’Neill) |
| 784 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 2493 | Japanese Names (P.G. O’Neill) |
| 656 | Kanji and Kana (Spahn and Hadamitzky) |
| 667 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 886 | Kanji in Context (Nishiguchi and Kono) |
| 1448 | Kodansha Compact Kanji Guide |
| 1579 | Kodansha Kanji Dictionary (Jack Halpern) |
| 835 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1142 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1557 | Les Kanjis dans la tete (Yves Maniette) |
| 25266 | Morohashi |
| 1236 | New Japanese English Character Dictionary (Jack Halpern) |
| 4176 | New Nelson (John Haig) |
| 1543 | Remembering The Kanji (James Heisig) |
| 1663 | Remembering The Kanji, 6th edition (James Heisig) |
| 632 | Tuttle Kanji Cards (Alexander Kask) |
| 2261 | 2001 Kanji |
| 5d11.5 | The Kanji Dictionary |
| 1-5-11 | SKIP code |
| 2598.6 | Four corner code |
| 1-32-49 | JIS X 0208-1997 kuten code |
| 7a4d | Unicode hex code |