There are 6 books by Taro Achi on BookOrb. A strong starting point is Mamoru (2009). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has Taro Achi written?
BookOrb lists 6 books by Taro Achi.
Where should I start with Taro Achi?
A good starting point is Mamoru (2009).
What is the Taro Achi books in order list?
In publication order: 1. Dokkoida?! (2008), 2. Mamoru The Shadow Protector Volume 1 (2008), 3. Mamoru : the Shadow Protector Volume 2 (2008), 4. Mamoru (2009), 5. Mamoru the Shadow Protector Volume 4 (2010), 6. Next Door Ninja Vol 1.