AI Summary: The image shows aluminum tableware (small aluminum bowls) used in school lunches during the Showa era. In Showa-era school lunches, anodized aluminum tableware was widely used. Because it would get hot when hot food was placed in it, making it difficult to hold, the tableware was gradually replaced with resin or porcelain dishes around 1996. ◎ Used item, long-term storage. ◎ Please assess the condition based on the photos. ◎ Please consider purchasing if you understand. ◎ Please read the profile before purchasing and understand the terms. Thank you for viewing.