JR

Japan Restaurant Calories

dev.omikuji/calories

Nutrition facts for 24,000+ menu items of 100+ Japanese restaurant chains, with sources.

Yes, your AI can use this right now.Answered a live MCP handshake in 282 ms with no sign-in needed and exposes 4 tools.

Connect it

Settings → Connectors → Add custom connector
URL: https://calories.omikuji.dev/mcp

4 tools, verified live

Pulled straight from the server with tools/list on 2026-10-17.
search_menuread-only

Search menu items of Japanese restaurant chains and get their nutrition facts. Queries that return no results are counted anonymously (the query text and chain only) to decide which chains to add. query matches item name, size, category, genre and chain name (Japanese; spaces mean AND; katakana/hiragana and full/half width are treated alike; common chain nicknames like ケンタ, マック, サイゼ work). Combine

sum_itemsread-only

Add up nutrition for a set of items (a meal, a day) using ids from search_menu. Nutrients that some items do not publish are reported in incomplete, because their total is an underestimate.

list_chainsread-only

List the restaurant chains covered, with item counts, which nutrients each chain publishes, the source document and when it was fetched. query filters by chain name.

request_missing

Tell the site operator that a restaurant chain or menu item is missing. Use only after search_menu / list_chains could not find it AND the user actually wanted it. One request per chain or item. Only the chain, item and note are stored (no personal information is needed or kept). Requests are counted (not shown publicly) and used to decide what to add next. Some chains do not publish nutrition val

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