Destination Clarification
'Koya' is not an official Japanese city name. Please confirm if you mean Mount Koya (Koyasan) in Wakayama Prefecture or Konan City in Aichi Prefecture. These locations are far apart, with vastly different transportation options and accommodation landscapes.
Missing Transport Links
Without a corresponding airport code for 'Koya', specific airport transfer details cannot be provided. For Mount Koya, travel involves Nankai Electric Railway to Hashimoto followed by a cable car. For Konan City, access is via Meitetsu lines from Nagoya.
Accommodation Base Advice
Due to location ambiguity, specific neighborhood recommendations are unavailable. Mount Koya is famous for shukubo (temple lodgings), ideal for spiritual seekers. Konan City is an industrial residential area, better suited for business travel. Adjust your search based on the actual destination.