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- The manga guide to relativity, Hideo Nitta, Masafumi Yamamoto, Keita Takatsu ; Trend-pro
- The manga guide to electricity, Kazuhiro Fujitaki, Matsuda, and Trend-pro Co., Ltd
- The manga guide to statistics, Shin Takahashi, Trend-pro Co
- The manga guide to linear algebra, Shin Takahashi, Iroha Inoue and Trend-pro Co. Ltd
- The Manga guide to databases, Mana Takahashi, Shoko Azuma, Trend-pro Co., LTD
- The manga guide to physics, Hideo Nitta, Keita Takatsu ; Trend-pro Co., Ltd