JSF's criteria this season on who will represent Japan at Junior Worlds '11 are as follows.
Published on Sept. 3, at
Skaters representing Japan will be determined when the Japanese Championships conclude, from those who fulfill any of the following 4 criteria, and under over-all considerations by the federation.
1. Top three finishers per discipline in the Japanese Junior Championships
2. Highest three Japanese finishers per discipline in the Junior Grand Prix Final / Junior Grand Prix series
3. Highest three finishers per discipline in the Japanese (Senior) Championships among those who have age qualification as Junior and also have the wish to be sent to Junior Worlds
4. Highest three Japanese per discipline in the ISU World Rankings at the time the Japanese Championship conclude, among those who have age qualification as Junior and also have the wish to be sent to Junior Worlds
The skater's particiption in the Japanese (Senior) Championships is mandatory to be subject of this selection.
ETA: This last clause may be a misprint by the JSF; it may be Japanese Junior Championships?
ETA2: No it wasn't misprint; JSF confirmed that the participation in the Senior Nats is mandatory.