If you're looking for manga similar to Iiwake Gohan, you might like these titles.
Yamada, Bun is a shy, quite, keep to herself kinda girl but when it comes to cooking she gets really into it and is an awesome cook. She lives alone with a talking stuffed animal named Hokusai but only she can hear him speak. Bun is fine with her life as long as she has her food and Hokusai.
Harada Orie (26), a bookbinder, loves soup. Follow her daily life experimenting, cooking and eating all kinds of soup!
Meguru and Yoriko are a couple living in the same apartment. Always busy with work, Sunday is the only day they can spend in each other’s company. One day Yoriko decides to “smoke” some food. Preparing the food together, waiting for it together, eating together… as long as they’re together, they’re happy.
At 25, Fuko’s true love isn’t romance; it’s food. Her path to cooking begins with a lucky bingo win—a nifty rice cooker! But with her kitchen occupied by her pet hermit crab, Hikki, Fuko has to get creative... Cooking with only a rice cooker?! Challenge accepted! Join Fuko as she steams ahead in this lazy gourmet adventure!