Nissan Diesel Space Runner A

The Nissan Diesel Space Runner A (kana:日産ディーゼル・スペースランナーA) was a heavy-duty single-decker bus produced by the Japanese manufacturer Nissan Diesel (now : UD Trucks) from 2007 until 2011. It can be either built as a complete bus or a bus chassis.
This is a rebadged Mitsubishi Fuso Aero Star.
The MD92TJ (and 5-speed manual) was adopted for PKG-AP..., and the 6M60 (and Alison 6-speed automatic) was adopted for LKG-AP...
A step-entrance (AP35...) was for both PKG-AP... and LKG-AP..., but a low-floor (AP37...) was only for LKG-AP...