Indonesian Navy's KSM 32 Midget Submarine
The KSM-32 (Kapal Selam Mini) is an indigenous midget submarine design from Indonesia.midget submarines represent a natural first step for a country building its indigenous submarine building capabilities. Indonesia is already locally producing the South Korean Type-209/1400 Chang Bogo-class, known locally as the Nagapasa-class. Midget submarines would be quicker, cheaper and lower risk than entering into a full-sized indigenous program.
Read More >....
The Russian Navy's new special mission submarine, K-329 Belgorod, has returned to the construction hall. The submarine is expected to start sea trials soon so this may be a temporary measure to inspect the hull. 
There is renewed attention on Italy's tradition of midget submarine design and construction. Qatar has ordered two subs from an unreported Italian midget submarine manufacturer. One of the possible firms is Drass.
OSINT. Iran has been expanding the little-known shipyard. The site, on Qeshm Island in the strait of Hormuz is constructing one of the three new catamaran missile corvettes for the IRGC. 
The Royal Navy is exploring future scenarios which include mother submarines. These could act as the central node on a loose network of uncrewed underwater assets. These would launch UUVs (uncrewed underwater vehicles) to "Survey otherwise inaccessible areas".
State-controlled Chinese television channel China Central Television (CCTV) has aired a piece showing a Wave Glider.
