[eefi]

The physical release seems to have a 9th track titled "サンタがやってくる♪-七森中☆ごらく部バージョン-（ぼ～なすとらっく)"

https://musicbrainz.org/release/e4e7...e-f82d236810bb

Couldn't find it listed in on Amazon.co.jp or CDJapan. Does it make sense to add it or not?