Mattsu to Yanma to Moburi-san 2: Suigun Otakara to Nazotoki no Shimajima
English name: Mattsu, Yamma and Moburi - The Naval Treasure and Riddle Island
Genres: Fantasy
Type: ONA, Episodes: 1
Aired: Oct 23, 2014
Source: Unknown
Rating: G - All Ages
Synopsis:
The sequel will focus on the islands west of the city. 

(Source: ANN)