I 10musume073110 01 Top — |top|

What did you find this code in?

This usually signifies the first part of a release, a specific scene number, or a variation code for a multi-part series. i 10musume073110 01 top

: Using the code directly on the official site or dedicated fan archives is the most reliable way to find this specific content. What did you find this code in

The lowercase i at the beginning of the string is the most ambiguous component. It does not fit the standard 10musume-YYYYMMDD_XX format. There are several plausible interpretations for this prefix: a specific scene number