[masaegu]

Originally Posted by KyleGoetz

WOOOOOOOOOOOOOOOOAAAAAAAAAAAAAAAAH
I was categorically taught
いっぷん
にふん
さんぶん
at my university by multiple native Japanese speakers and have used さんぶん for eight years now. If I had my copy of Yookoso, I'd pull it out and refer to it to make sure.

This is news to me that it is pronounced さんぷん. Like, a major freakout is going on at my apartment right now over this.

WOOOOOOOOOOOOOOOOAAAAAAAAAAAAAAAAH

That's too bad. "Everyone" says it the way I do (except your "professors" that is.) This is my 6th decade as a native speaker, too.

Just listen to the first few seconds of each of these: