Short Verdict
Washoku Tantan Sai is a refined Japanese restaurant in Tokyo, known for its seasonal dishes and calm dining atmosphere.
Located in Minami Aoyama, it offers a well-balanced oyster fry lunch set that feels both comforting and elegant.
Perfect for those seeking a seasonal Japanese lunch experience, especially during winter in Tokyo.
🟦 Quick Info
| Item | Info |
|---|---|
| 📍 Area | Minami Aoyama (Tokyo) |
| 🍱 Type | Refined Japanese Set Lunch |
| 💰 Price Range (Lunch) | ¥ ¥1,000–¥3,000 per person / Casual ⚠ Good to know: Dinner is omakase-only and priced at ¥10,000+. |
| 🍽 Ordering Style | Set menu |
| 💳 Payment | ‼️Cash only (lunch) / Cards accepted (dinner) |
| 🌍 English Menu | Limited |
| 🗣 English Spoken | Limited |
| 🚭 Smoking Policy | Non-smoking indoors |
| 👥 Seating | Dining room and counter seating |
| 🧭 Tourist Friendly | Medium ⚠ English is limited, but friendly staff make an effort to help. |
Address:〒107-0062 Tokyo, Minato City, Minamiaoyama, 1 Chome−15−18 1F
https://maps.app.goo.gl/WkNVe8swGn2xH99Z9
🗣 English Support
English menu may be limited, but ordering the oyster fry set (“kaki fry teishoku”) is straightforward.
If you can use simple Japanese phrases or a translation app, you should be fine.
Why Oyster Fry in Tokyo Hits Different
In London, oysters are often served raw.
But deep-fried oyster sets like this — served with freshly cooked Japanese rice and balanced tartar sauce — are much harder to find.
Food safety perception also feels different.
Here, I felt completely comfortable ordering oysters without hesitation.
That peace of mind matters.
The Oyster Fry Set
The oysters were large and juicy.
Crisp on the outside.
Moist and tender inside.
The tartar sauce was creamy but not heavy — balanced and slightly tangy.
And the rice — slightly sweet, properly cooked Japanese rice — made the meal feel complete.
Simple food, executed properly, feels luxurious.
Seasonal Note – Winter Only
In Japan, oyster season is mainly during winter.
Oysters are at their best during the colder months — plump, sweet, and ideal for frying.
This oyster fry set is typically a winter seasonal menu item.
If you visit Tokyo outside winter, it may not be available.
If you’re traveling to Tokyo in winter, oyster dishes like this are definitely worth trying.
Atmosphere
The restaurant has a calm, modern Japanese interior.
Private rooms are available, and staff wear traditional attire, adding to the refined atmosphere.
This is not a fast, casual lunch spot.
It’s slightly elevated, but still comfortable.
Final Thoughts
⭐ 4.3 / 5
Minami Aoyama has many stylish lunch options, but this restaurant stands out for its balance of comfort, quality, and calm.
If you’re looking for a seasonal Japanese lunch experience in Tokyo, this is a strong choice.
About the Author
I’m a Japanese living in London, returning to Tokyo regularly.
I share restaurants I personally visit and would confidently recommend to friends visiting Japan.