The King of Fighters NeoWave Cheats

When assessing the Bios, enter Configurations, go to system settings and change the areas option to "others". Then go back to the configurations screen and go to the password screen under the game settings section. Enter the password, then exit and reboot. The following passwords will unlock the Atomiswave characters which you have to purchase cards to use normally. They're selectable by pressing start over certain characters.

Before they can be unlocked, you must buy and use the AWnet card, and buy the character. After the character is bought, the information is stored in the AWnet card, and to access the characters, you need to insert the card.

It is impossible to select both Yashiro and Orochi Yashiro, Shermie and Orochi Shermie or Chris and Orochi Chris in the same team.

However, for Ramon, Vanessa and Kim, it is possible to select both Maxima and Ramon , Whip and Vanessa or Jhun and Kim in a team. Simply select the unlockable before selecting the former.
For example, to get both Jhun and Kim, move the cursor to Jhun, Hold start to select Kim. You can return the cursor to Jhun to select Jhun himself.