The threat of nuclear disaster, earthquakes and tsunami are yet to impact on Air New Zealand flights in and out of Japan.The airline operates 304-seat Boeing 777-200 aircraft daily between New Zealand and Tokyo’s Narita Airport Auckland return four times per week and Christchurch return three times per week.Boeing 767-300s are used between New Zealand and Osaka-Kansai Airport five times a week.

A larger 747-400 has recently been deployed on the Tokyo route, increasing capacity by 25 per cent.Air New Zealand delayed one flight into Japan over the weekend, but flights are operating as usual, a spokesman said.Nearly 88,000 Japanese tourists visited New Zealand in 2010.