Around Negishi area, there are several long-established products, such as 'Sasanoyuki no tofu' (soybean curd of Sasanoyuki Tofu restaurant) and 'Chikuryuan no kogome daifuku' (Chikuryuan's soft rice cake including crashed rice stuffed with sweetened bean jam) which had associations with Koben.
根岸近辺には、「笹乃雪の豆富（豆腐）」「竹隆庵のこごめ大福」など公辨にゆかりがあるとされる老舗商品が多くみられる。