According to Airlineroute:
Austrian Airlines today (24OCT18) announced planned service increase on Vienna – Tokyo Narita route, for summer 2019 season. From 31MAR19, the airline will introduce 6th weekly flight, and 7th weekly flight will be added from 01MAY19.
Boeing 777-200ER operates this route.
OS051 VIE1745 – 1155+1NRT 772 D
OS052 NRT1335 – 1835VIE 772 D
This is interesting following ANA’s decision to start a daily service between HND and VIE in February 2019.
https://www.ana.co.jp/group/en/pr/20...0181015-1.html