This is not a new discovery. This has been a known piece of information since before I came upon the subject, but someone was nice enough to capture it on video for us, and that is new. For your trivial pleasure, we have Totaka’s Song and how to find it in “Kaeru no Tame ni Kane wa Naru.” Some English spellings of the title will differ, but it literally translates to “For the Frog the Bell Tolls.” Whatever you call it, the game was a Japan-exclusive release for the original Game Boy: