It seems the latest issue of the Inspector Zenigata themed spin-off manga series, Captain Zenigata, will be available to purchase shortly.
This will be the fifth in the long running series, which has featured in the official Lupin III magazine for a number of years. The artwork and story are by Tai Okada.
Each volume retails for around $6 / £4 / €4.50. We will be sure to post up links once it becomes available to buy!