（COPYRIGHT (C) Natasha All Rights Reserved.） The documentary film “5 – The Time Called Arashi –,” which offers an behind-the-scenes look at the “ARASHI LIVE TOUR 2026 ‘We are ARASHI’” five-major-dome tour—held approximately six years after Arashi’s hiatus—will be available on Prime Video starting December 15. ARASHI brought their 26-and-a-half-year career to a close with…