The main characters use general Japanese, and a few use a unique phrase to emphasize their own character. This is a strong comedy anime, but they never talk in slang.
Japanese kimono is very unique and beautiful. Many of you might want to wear kimono. Do you know the difference between kimono and yukata? Yukata is an informal kind of kimono. Since the shape of kimono and yukata is almost same, many foreigners can’t tell the difference.