https://www.amazon.co.jp/s?k=Handmade+Leather+Journal&__mk_ja_JP=%E3%82%AB%E3%82%BF%E3%82%AB%E3%83%8A&crid=1DG8C5L3Y8OLZ&sprefix=handmade+leather+journal%2Caps%2C158&ref=nb_sb_noss
https://www.amazon.com/dp/B09KBWZR5N/ref=sspa_dk_detail_0?pd_rd_i=B09KBWZR5N&pd_rd_w=OuUT7&content-id=amzn1.sym.386c274b-4bfe-4421-9052-a1a56db557ab&pf_rd_p=386c274b-4bfe-4421-9052-a1a56db557ab&pf_rd_r=C839YWZD9F3MHMJCY595&pd_rd_wg=VAdMy&pd_rd_r=a15489d0-928e-4764-86ee-9a2a2649c7af&s=office-products&sp_csd=d2lkZ2V0TmFtZT1zcF9kZXRhaWxfdGhlbWF0aWM&th=1
格安なのはこのへん
https://www.amazon.co.jp/ENN-LLC-%E3%82%A2%E3%83%B3%E3%83%86%E3%82%A3%E3%83%BC%E3%82%AF%E3%83%8E%E3%83%BC%E3%83%88%E6%B4%8B%E6%9B%B8%E9%A2%A8-%E3%82%AF%E3%83%A9%E3%82%B7%E3%83%83%E3%82%AF-%E3%83%96%E3%83%A9%E3%83%83%E3%82%AF%EF%BD%98%E3%82%B4%E3%83%BC%E3%83%AB%E3%83%89/dp/B0CD9TY1NB/ref=sr_1_57_sspa?crid=53JTHPA0N1E9&dib=eyJ2IjoiMSJ9.9dW3WFjVQ89ASbzLBUlnpUBwhirH9FaaaK9PuNk_Jr0GZOwf9UGWkEgdDZUIjatMZVvYj4i9hArkKjbJB711m1vquvIkbRFsfps_XUZrdXnLcDLm-49730ZB2gXQg8ZcQhaPnxKpjOqi1rJfb_P-N8H8LVcQlRHdrrtygCa6wgtjVZhuAoS2VqMQFgUMjpJwpTaQsZcO2FNa09K6q4UucbSmJbI-E7DtJ40dVbvuBXTHyM51YMaJi7vwR8vOKNGUhiTVo8OHP4QHhzuZGuYP_cTeKUfoq4LPMSWIu5d9MUs.oL5sGIIpK4-MrgHxPKq9WDyJbCkWh7ZxKFlvE1rCDhU&dib_tag=se&keywords=%E7%99%BD%E3%81%84%E6%9C%AC&qid=1712001817&sprefix=siroihonn%2Caps%2C161&sr=8-57-spons&sp_csd=d2lkZ2V0TmFtZT1zcF9idGY&psc=1