Mangas

エイス
Kiko Majutsushi Enchanter -  Kikou Majutsushi - Enchanter - Sequel -  机工魔术士 -  機工魔術士-enchanter- -  기공마술사 인첸터
Fulcanelli is an "Enchanter," an ancient engineer/alchemist who is able to imbue the weapons and gadgets he constructs with magical powers.Transformed into a demonic being after his death, he is always accompanied by his demon lover Eukanaria. Due to circumstances still unknown, he is in need of a new body. Until one can be found, Eukanaria must guard the pendant containing his soul from the many demonic forces that wish to obtain his great power for their own.In the present day, Haruhiko Kanou is an ordinary boy good with machines and nursing a crush on his science teacher and neighbor Yuki Fujiwara. Little does he know he is Fulcanelli's perfect double and Eukanaria has tracked him down...
Hazukashi isouna Kao de Oppai Misete Moraitai: Sekimen Oppai Anthology -  恥ずかしいそうな顔でおっぱい見せてもらいたい -  恥ずかしそうな顔でおっぱい見せてもらいたい赤面おっぱいアンソロジー
Just as the title of the work describes, a compilation of stories involving girls showing the mc her tits while looking embarrassed.Cover illustration: Nishizawa 5miri (vols 1-3), Ayami (あやみ) ( vols 4-5)[u]Vol 1[/u]: [spoiler]1. I Can't Oppose Onee-san by Kawachi Izumi2. Live-in Sweetheart by Akitsu Kio3. Keeping a Cow Girl by Nakamura Morisu4. Yashio Goyou5. Haseyoshi Eria6. Utamaro7. Kazama Ayami8. Momoshika Fujiko9. Urayama Ayumi[/spoiler]