More perks of traveling business class with JAL contain an additional checked bag allowance, in-flight extras like slippers and sound-canceling headphones, and attentive company from the flight attendants. Additionally, at the time we boarded the taxi/wait time was also extended, with the pilot blaming “construction at SFO” for your hold https://businessflightshop.co.uk/blog/ideas-to-spend-your-next-vacation-in-japan/