8.0 2006
Another long-lasting one-sided love
I Will Teach You Love (2010)
Related
7.2 2013
Similar except reverse. The guy is pursuing the girl.Also has a twist.
6.7 2002
Similar scenario. Perfect Match came to mind when I saw the synopsis
Watashi ni Unmei just has better hairstyles and the genders are reversed.
7.1 2010
Both uses the vehicle of a Dating Agency to tell the story of a top-notch consultant falling in love with a client. 'I Will Teach You Love' is more poignant and charming.