If you're interested in plants or flowers, Japanese irises are known for their beautiful and distinct blooms, and people might choose to buy them for their gardens or decorative purposes.
If you meant something else or if there's a different product or category you're interested in, please clarify, and I'll be happy to provide more relevant information. Additionally, if you have a local friend in Japan, they might assist you in obtaining items through local markets, stores, or online platforms. They can offer insights into local products, help with language barriers, and guide you on where to find specific items.