Extra benefits of flying business class with JAL involve an extra checked bag allowance, in-flight extras like slippers and noise-canceling headphones, and attentive service from the flight attendants. The business class seats, branded as the JAL Sky Suite, differ according to the aircraft but normally characteristic staggered configurations with privateness https://businessflightshop.co.uk/blog/how-to-avail-of-the-best-deals-on-premium-economy-flights/