User blog comment:Maopyon/Citing Websites/@comment-24097713-20140825205816/@comment-2152025-20140826011125

@AyumiFanboy: yeah, it's pretty useful from the looks of it. ^u^ Looking at that site, it could be a great reference for the 2011-2013 oricon yearly singles/album rankings.

@Joshua: that seems like a challenge. :)