Amazon.co.jp: [Set Purchase] Panasonic Eneloop BK-4MCC/20SA Standard Model, Minimum Capacity 750 mAh/2100 Repeats, Made in Japan, Pack of 20, & BQ-CC73AM-K Rapid Charger, AA and AAA Battery, Black : Electronics
Amazon.com: Panasonic HHR-75AAA/B-4 Ni-MH Rechargeable Battery for Cordless Phones, 700 mAh (Pack of 2) : Electronics