R.K. · Rakesh Khanna · Rijock Ken · Ryosuke Kawano
ビー・エヌ・エヌ新社 (biー・enu・enushinsha) · 東洋経済新報社 (touyoukeizaishimpousha)
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Study Hacks! | 978-4-492-04298-4 (4-492-04298-9) | 2008 | |
| Sutato inobeshon: Bijinesu inobeshon o hajimeru tame no jissen bijuaru gaido ando shiko tsuru kitto. | 978-4-86100-964-8 (4-86100-964-2) | 2015 | Gijs van Wulfen · Takuya Takasaki · Hiroshi Yamaguchi · Tetsuro Uehara · Kin'ya Tagawa |