Available at shops listed below.

NADiff  A/P/A/R/T
1F １-18-４ Ebisu, Shibuya-ku, Tokyo 153-0013 JAPAN
Tel. +81-3-3446-4977
http://www.nadiff.com/

NADiff contemporary　　
Museum of Contemporary Art Tokyo 1F 
4-1-1 Miyoshi, Koutou-ku, Tokyo 135-0022 JAPAN
Tel. +81-3-3643-0798
http://www.mot-art-museum.jp/shop/index.html

NADiff modern
Bunkamura B1F
2-24-1 Dougenzaka, Shibuya-ku, Tokyo 150-8507 JAPAN
Tel. +81-3-3477-9134
http://www.bunkamura.co.jp/restshop/bookshop/index.html

gallery 5
Tokyo Opera City  art gallery
3-20-2  Nishi Shinjyuku, Shinjyuku-ku,  Tokyo 163-1403 JAPAN
Tel. +81-3-5353-0449
http://www.operacity.jp/ag/gallery5/

NADiff bis
Sendai Mediatheque 1F
2-1 Kasuga-cho, Aoba-ku, Sendai-city, Miyagi 980-0821 JAPAN　
Tel. +81-22-265-7571
http://www.nadiff.com/

Contrepoint
Art Tower Mito 1F
1-6-8 Goken-cho, Mito-shi, Ibaraki 310-0063 JAPAN
Tel. +81-29-227-0492
http://www.arttowermito.or.jp/modules/tinyd9/index.php?id=11

NADiff Aichi
Aichi Arts Center B2F
1-13-2 Higashisakura, Higashi-ku, Nagoya-shi, Aichi 462-8525 JAPAN
Tel. +81-52-972-0985
http://www.aac.pref.aichi.jp/frame.html?facility/facility_01.html#04