Tokyo Metropolitan Medicinal Botanical Garden
Home to a garden of poisonous plants and the only legal cannabis and opium farms in Tokyo.

šŸ“œ Seven-acre herbarium founded in 1946 in Kodaira, Japan.
šŸ” Home to over 1,600 plant species, including medicinal and poisonous varieties.

Why Go

🌿 Explore diverse plant collections and themed greenhouses.
šŸ”¬ See the only legal cannabis and opium farms in Tokyo (under strict surveillance).
šŸ“š Learn about traditional Chinese medicine and modern pharmaceutics.
🚶 Enjoy a relaxing wooded oasis with volunteer guides available.

Why Avoid

āš ļø Experimental crop areas have strict security.

Tips

ā„¹ļø Visit the Museum of Medicinal Science for educational exhibits.
šŸ›ļø Buy gardening plants and herb seedlings at the Kusa Seisha log house.
šŸ—“ļø Check the official website for event schedules and specific opening days.

Cost

šŸ’° Entry is free.

Hours

šŸ•’ Tuesday to Sunday.
ā˜€ļø April-September: 9:00-16:30.
šŸ‚ October-March: 9:00-16:00.
Closed Mondays (unless public holiday, then following day) and December 29 - January 3.

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