japan-seasons
Cherry blossoms, autumn foliage & festivals — one API for AI agents and developers
What it can do
- Get Sakura Status: Get the current cherry blossom (sakura) bloom status across Japan. Returns station-by-station status including bloom dates, current state, and comparison to historical normals.
- Get Sakura Forecast: Get cherry blossom bloom forecast based on 30-year historical averages. Returns estimated bloom windows, full bloom windows, and actual data for the current year.
- Get Sakura Historical: Get historical cherry blossom bloom records for a specific city. Includes bloom dates, statistics, and long-term trends. Data available from 1953 to present.
What data it sees
Do you need an account
No: the server works without sign-in
Cherry blossoms, autumn foliage & festivals — one API for AI agents and developers
How to connect
How to connect japan-seasons to Claude
The server address to paste into Claude settings:
https://japan-seasons--ko-syun.run.tools
- Open Claude (claude.ai or the desktop app).
- Go to Settings → Connectors.
- Click Add custom connector.
- Paste the server address copied below into Remote MCP server URL and click Add.
- In a chat, click + → Connectors and switch the new connector on.
Custom connectors are available on Free, Pro, Max, Team and Enterprise plans (Free is limited to one). On Team and Enterprise an organization Owner adds the connector first under Organization settings → Connectors.
Authorization
After you click Add, a sign-in window for the service opens. Sign in with your own account and approve access. Claude never sees your password.
How to connect japan-seasons to ChatGPT
The server address to paste into ChatGPT settings:
https://japan-seasons--ko-syun.run.tools
- Open ChatGPT in a browser (chatgpt.com). A Plus, Pro, Business, Enterprise or Edu plan is required.
- Turn on developer mode once: Settings → Apps → Advanced settings → Developer mode.
- Open Settings → Connectors and click Create.
- Fill in the form: Name (anything), Description (one line about what the service does), MCP server URL (copy it below).
- Under Authentication choose OAuth if the service requires sign-in, otherwise None. Click Create.
- In a new chat open + → Apps/Connectors and enable the connector.
OpenAI has renamed this section before (Connectors → Apps/Plugins). If the label differs, search settings for "developer mode". On Business/Enterprise workspaces an admin must allow custom connectors first.
Authorization
On first use ChatGPT opens the service's sign-in window. Sign in and approve access.
How to connect japan-seasons to Cursor
The server address to paste into Cursor settings:
https://japan-seasons--ko-syun.run.tools
Fastest: click Open in Cursor below and confirm the prompt.
Manually:
- In Cursor open Settings → Cursor Settings → MCP and click Add new global MCP server.
- Paste the JSON copied below into
~/.cursor/mcp.json(per project:.cursor/mcp.jsonin the repo root). - Save the file. The server appears in the MCP list; authorize it there if asked.
Authorization
If the service needs sign-in, an authorize button appears next to the server in the MCP list.
Server tool list (10)
Raw names from tools/list. Only developers need these.
| get_sakura_status | Get the current cherry blossom (sakura) bloom status across Japan. Returns station-by-station status including bloom dates, current state, and comparison to historical normals. |
| get_sakura_forecast | Get cherry blossom bloom forecast based on 30-year historical averages. Returns estimated bloom windows, full bloom windows, and actual data for the current year. |
| get_sakura_historical | Get historical cherry blossom bloom records for a specific city. Includes bloom dates, statistics, and long-term trends. Data available from 1953 to present. |
| get_sakura_locations | List all 58 JMA cherry blossom observation stations across Japan. Returns city IDs, names, prefectures, regions, coordinates, and tree species for each location. |
| recommend_sakura_timing | Get a personalized cherry blossom viewing recommendation. Analyzes historical bloom data to estimate the likelihood of seeing sakura during your travel dates. Suggests alternative cities if timing doesn't align. |
| get_kouyou_status | Get the current autumn foliage (kouyou) status across Japan. NOTE: This endpoint is coming soon — kouyou data is being added. |
| get_kouyou_forecast | Get autumn foliage forecast. NOTE: This endpoint is coming soon — kouyou data is being added. |
| get_kouyou_historical | Get historical autumn foliage records. NOTE: This endpoint is coming soon — kouyou data is being added. |
| get_kouyou_locations | List all kouyou observation locations. NOTE: This endpoint is coming soon — kouyou data is being added. |
| recommend_kouyou_timing | Get autumn foliage viewing recommendation. NOTE: This endpoint is coming soon — kouyou data is being added. |