In festival rush it won't confirm
BEST CHAIN
From SC to NGP ->12771 (SC-NGP SF Exp)
SC dep: 25 may 22:00 pm, NGP arrival: 26 may 08:15 am
/train/seats/21745
2A...
more... - Avbl 27
3A - RAC3
SL -Avbl 265
From NGP to AII -> 11203 (NGP-JP Weekly Exp)
NGP dep: 11:55 am (26 may), AII arrival: 11:45 am (27 may)
/train/seats/22101/18/2802A -RAC4
3A - GNWL14/WL11
SL - Avbl 124
Very safe chain, with sufficient buffer (not too much also)
GNWL11 likely to confirm in NGP-JP weekly express