Flash Player version needs over version 8 for identity authentication.
Please click right button for version up of Flash Player in case "under version 7".
You need restart browser after version up of Flash player.

** Caution **
Please enter User ID and Password for identity authentication.
PC record identity authentication to login KOKKA-NET.
You can check the stock in KOKKA-NET, after success in identity authentication.
Once, identity was authenticated in this PC. You cannot do login any other PC and also cannot authenticate any other PC at all.
You can login with plural user ID using same PC for identity authentication.