Huge different between passing a Japanese ATPL course and a course with HKE.
The minimums are high because its possible to be upgraded in just over three years if everything falls into place.
Recruiting minimums and standards are set by the JCAB for non designated air carrier status airlines in Japan
To the Dominican - all airframes currency utilised. No lack of FOs, shortage of Captains. Package includes housing and commuting for expats, so your post on costs of getting to Narita is not relevant.
Company apartment provided in Kozinomori during training.