If you're looking for manga similar to Mobile Suit Gundam-san: Hiyoko Days - Suisei Hiyoko to Fushigi na Ofuda, you might like these titles.
Dr. Einstein identified a world-ending phenomenon known as the Vodka Girls. Dr. Tesla has been dispatched to end their cataclysmic spree across the multiverse. Will she succeed?
Earth is under attack. As giant monsters destroy the cities and alien warships swarm across the skies, 12-year-old Takuma Ippongi runs around the rubble trying to save himself and Koyori, his girlfriend. Takuma's character flaw that he's too hyper and has no self-control and always does everything too hard. When Koyori's sweater catches on fire, Takumi whacks her on the back to put it out, but he hits too hard and hurts her back. "I was just tryin' ta put out th' fires!" he apologizes. "You could've done it gently!" she says. "Why are you so reckless? You've got no self-control! You can't always use maximum force!"
Journey back to Lodoss Island for tales of dragons and dwarves, paladins and princesses, magic and...madness?! All your favorite characters from Record of Lodoss War are back and sillier than ever in this series of madcap short strips that poke fun at all the high fantasy stereotypes you have come to love.