\? 3,285 yen with a coupon! /Trackball Mouse Wireless Bluetooth, 3 Simultaneous Connections, Ergonomic Mouse, 30° Tilt, Wrist Stress Reduction, 2.4GHz, Wireless, 5-Step DPI Switch, Back/Forward Button, Thumb Operation, PC, Tablet, Smartphone, Portable, Telework, Telecommuting, Quiet
Price: 42,413원