Sexy Sailor Soldiers, known in Japan as Nami SOS! (奈美SOS!, Nami Esuōesu!), is a Japanese hentai manga series written and illustrated by Chataro, released in five volumes from 1995 to 2011. An original video animation (OVA) adaptation, animated by A.P.P.P., was released by Moonrock in 2003. The OVA was licensed for English release in North America by Critical Mass Video in 2006. Source: Wikipedia (en)