According to the third aspect of the present invention, {TAIL ~ the engine} according to the first aspect further includes a low pressure supercharger rotation sensor detecting low pressure supercharger rotation speed of the low pressure supercharger, a low pressure supercharger variable actuator controlling capacity of the low pressure supercharger, and a control device enabling {HEAD ~ the low pressure supercharger variable actuator} to be controlled 
According to the third aspect of the present invention , { TAIL ~ the engine } according to the first aspect further includes a low pressure supercharger rotation sensor detecting low pressure supercharger rotation speed of the low pressure supercharger , a low pressure supercharger variable actuator controlling capacity of the low pressure supercharger , and a control device enabling { HEAD ~ the low pressure supercharger variable actuator } to be controlled
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