THE DARKEST HOUR from HELION & COMPANY is a concise yet detailed two-volume account of the Japanese campaign to secure their western flank of their Pacific war by destroying United Kingdom offensive capabilities of the Royal Navy Far Eastern Fleet. This is volume one.
This is partial text from the full article (usually with photos) at https://modelshipwrights.com/news/the-darkest-hour-volume-1-the-japanese-offensive-in-the-indian-ocean-1942