public static FleetDamages GetSecondEnemyDamages(this Api_Injection_Kouku kouku) => kouku?.api_stage3_combined?.api_edam?.GetDamages() ?? defaultValue;
public static FleetDamages GetFirstFleetDamages(this Api_Injection_Kouku kouku) => kouku?.api_stage3?.api_fdam.GetDamages() ?? defaultValue;