Morohashi Daikanwajiten (Volume 3, page 0659):
6147
Remembering The Kanji (James Heisig):
2622
Remembering The Kanji (James Heisig, 6 edition):
2667
The Modern Reader's Japanese-English Character Dictionary (Andrew Nelson):
3346
The New Nelson Japanese-English Character Dictionary (John Haig):
1198