- The Basics of Japanese Grammar
- Japanese in Depth Vol.4
- Japanese Vocabulary for JLPT N5
- Bilingual Book in English and Japanese with Kanji: Pig — ブタ (Learn Japanese Series)
- Bilingual Book in English and Japanese with Kanji: Frog - カエル. Learn Japanese Series
- Kanji Learner's Course Graded Reading Sets, Vol. 1
- Dorme bem, lobinho – おおかみくんも ぐっすり おやすみなさい (português – japonês)
- Bilingual Book in English and Japanese with Kanji: Monkey - サル .Learn Japanese Series.
- First Steps to Mastering Japanese
- Learn Japanese: Soseki Natsume: I am A Cat 我輩は猫である
- Japanese in Depth Vol.1
- History of Japan: From Early History to the Present Day