If you're looking for anime similar to Ganbare! Memeko-chan, you might like these titles.
Taeko Shinbou is an office worker who is patient with everything and greets everything that comes her way with cheer.
The gourmet manga focuses on the dining of cuisine. The protagonist Jirou Tamiyamaru is more obssessed with how to eat than most people, and the manga comically depicts how he agonizes over the differences with how others eat.