| 4184 | Classic Nelson (Andrew Nelson) | 
| 2805 | Japanese Names (P.G. O’Neill) | 
| 1799 | Kodansha Kanji Dictionary (Jack Halpern) | 
| 1293 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) | 
| 33512 | Morohashi | 
| 5382 | New Nelson (John Haig) | 
| 2691 | Remembering The Kanji (James Heisig) | 
| 2730 | Remembering The Kanji, 6th edition (James Heisig) | 
Stroke order
On reading compounds
- 螺 【ニシ】 small spiral-shelled snail, spiral shellfish
 - 螺旋 【ラセン】 spiral, helix, screw
 - 馬蹄螺 【バテイラ】 Omphalius pfeifferi pfeifferi (subspecies of top shell)
 - サラサ馬蹄螺 【サラサバテイラ】 Tectus maximus (species of top shell)
 
Kun reading compounds
- 螺 【にし】 small spiral-shelled snail, spiral shellfish
 - 赤螺 【あかにし】 veined rapa whelk (Rapana venosa)
 - 長螺 【ながにし】 perplexed spindle (species of sea snail, Fusinus perplexus)
 
Readings
- Korean:
 - ra, re
 
Spanish
Portuguese
French
| 6d11.3 | The Kanji Dictionary | 
| 1-6-11 | SKIP code | 
| 5619.3 | Four corner code | 
| 1-45-70 | JIS X 0208-1997 kuten code | 
| 87ba | Unicode hex code |