If you are hunting for raw manga, you are likely past the anime. Here is what you need to look forward to in the "top" (latest) raw chapters:
: The album Tokise Kōtō Gakkō Sōkyokubu , which compiles koto songs featured in the manga, received an Award of Excellence at the 72nd National Arts Festival by the Agency for Cultural Affairs and was named Traditional Japanese Music Album of the Year at the 32nd Japan Gold Disc Awards.
: Many students in Japan have reportedly begun learning the koto after reading the manga.
