[Lingo] Which kanji is correct?

["Stephen J. Turnbull" <stephen@example.com>]

Daniel A. Ramaley writes:
 > In my kanji studies with Heisig's _Remembering the Kanji_ books, i 
 > recently came across this kanji: 喻
 > 
 > However, i sometimes see it rendered this way: 喩
 > 
 > Unicode has both of those kanji represented. My question is, which is 
 > actually correct for Japanese?

According to the Unicode Standard[1], those two are different kanji
(it's not just a glyph difference), and only the second one is
standard in Japanese.

Footnotes: 
[1]  V2.0, but these things don't change much over time.