japan

I have the following cards: 1. Amex Platinum Travel (5 months old) - 1.5L away from 4L spends. ACTIVE. 2. Amex MRCC (10 months old) - Doing both milestones every month. ACTIVE. 3. HDFC Regalia (24 months) - Dormant. 4. Amazon Pay ICICI (1 year) - Only for Amazon. ACTIVE. --- I've collected...

I'm unable to join JAL since I have only Given Name in passport (which has my surname as well). It is asking me to put it exactly as it is on my passport. Should I put them in separately anyway? Did anyone face this issue?