The 24H series was originally designed by Orvola for his personal use. In 2016, celebrating the 20th year in production, the purple coloured version was introduced. The Avec decoration, reminding a fishnet in nested circles was created by Kati Tuominen-Niittylä, and it became famous after appearing in the film Kamome shokudō (jap. かもめ食堂) directed by Naoko Ogigamin.
A plate for a main course, often used as a dinner plate. This is usually a flat plate type.