The meaning of the song is pretty mysterious! Please have fun figuring it out.
AND SORRY I ENCODED THE WRONG VIDEO. So, please listen to Himeringo's amazing vocals instead of Miku's, haha...
This might be of interest to you: http://www.scaryforkids.com/oiwa/
Translated by me, translation edited by LaXnyd: http://youtube.com/user/laxnyd
Official NND Upload: http://www.nicovideo.jp/watch/sm21113325
Himeringo Cover: http://www.nicovideo.jp/watch/sm21130890
Title: 四ツ谷さんによろしく (Yotsuya-san ni Yoroshiku)
music: Eight (mylist/25538287)
movie: 6274 (mylist/29264154)
encode: kenji (user/21879525)
Karaoke・Lyrics http://piapro.jp/hal86