There are 3 books by Takao Otokita on BookOrb. A strong starting point is Black Knights of the Silver-Gray Castle (2007). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has Takao Otokita written?
BookOrb lists 3 books by Takao Otokita.
Where should I start with Takao Otokita?
A good starting point is Black Knights of the Silver-Gray Castle (2007).
What is the Takao Otokita books in order list?
In publication order: 1. Black Knights of the Silver-Gray Castle (2007), 2. Advntrs of Duan Sark Witchs Forest V1 (2007), 3. Adventures of Duan Surk - Opal of Ice and Snow (2008).