Nocturnal

+3% morale for all units during night battles in parent army (cunning based)
+1 ​狡​猾 (this_agent)
​陸​戦・​海​戦​で​夜​戦​が​行​え​る​よ​う​に​な​る (​将​軍​に​随​伴​時)

+6% morale for all units during night battles in parent army (cunning based)
+2 ​狡​猾 (this_agent)
​陸​戦・​海​戦​で​夜​戦​が​行​え​る​よ​う​に​な​る (​将​軍​に​随​伴​時)

+9% morale for all units during night battles in parent army (cunning based)
+3 ​狡​猾 (this_agent)
​陸​戦・​海​戦​で​夜​戦​が​行​え​る​よ​う​に​な​る (​将​軍​に​随​伴​時)