New mileage accumulation rates on AA flights from April 1 2013

Japan Airlines (JAL) will update the mileage accumulation rates on American Airlines (AA) flights from April 1 2013. The changes extends the upcoming JAL Mileage Bank (JMB) changes to award passengers with higher booking classes and penalize discounted travelers. Below are the current and new rates on AA flights.

From April 1 2013
150% - A, F, P
125% - J, D, I ,R
100% - Y,W,B
70% - H,K,M
50% - L, V, S, O, G
30% - N, Q

Till March 31 2013
150% - A, F, P
125% - J, D, I ,R
100% - Y
70% - B,H,K,M, L,W,V,S
50% - N, Q, O, G

For more details, you can refer to JAL website (Japanese, English)