This is my Q&A movie.

This is Takumi Yamazaki's Q&A movie♪
http://www.cerisierplanning.info/dvd.html
just 3070yen. 

Books of Takumi Yamazaki, English ver.

http://www.amazon.com/Shift-ebook/dp/B007VSDZPG/ref=sr_1_2?ie=UTF8&qid=1370728415&sr=8-2&keywords=shift+takumi+yamazaki

Able to download if you click this site.