Character
San Ichi Tan
三一たん
San Ichi Tan, commonly known as 3.1-tan, is a personification of the Microsoft Windows 3.1 operating system from the OS-tan series. She is depicted as a young, energetic girl wearing vintage computer-themed attire, reflecting the era of her namesake OS. In the OS-tan universe, 3.1-tan plays the role of an elder sister to later Windows versions, often showing a nostalgic and slightly old-fashioned personality. Her character embodies the transition from early graphical user interfaces to more modern systems.
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New San Ichi Tan releases
The latest San Ichi Tan figures added to the database, with release dates and pre-order status.
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Upcoming San Ichi Tan releases
Every San Ichi Tan figure by release month. Pick a month to see exact ship dates and open pre-orders.
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San Ichi Tan figures: quick answers
MyFigureList tracks 1 San Ichi Tan figures with live prices from 10 shops: trending picks, new releases, today's deals and the full price history of every figure.
What is the most popular San Ichi Tan figure right now?
OS-tan - 3.1-tan is the most popular San Ichi Tan figure of all time on MyFigureList, ranked by total collector likes, wishlists and views.
How much does a San Ichi Tan figure cost?
MyFigureList tracks 1 San Ichi Tan figures with live prices from 10 shops. Open any figure to see its full price history, the current cheapest shop and how today's price compares to the market.
Where can I buy San Ichi Tan figures at the best price?
MyFigureList compares live San Ichi Tan prices across 10 shops and refreshes deals every 10 minutes, so the best current offer is always one click away.
When do new San Ichi Tan figures release?
New San Ichi Tan figures are announced and released all year round. The newest entries appear on this page as soon as they hit the database, including items still open for pre-order.
What are the best San Ichi Tan figures in 2026?
The recent San Ichi Tan figures collectors are rating highest are OS-tan - 3.1-tan, ranked by the likes, wishlists and views on this year's releases. New figures and pre-orders join every month; the Top 100 keeps the full all-time ranking.

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