April 17, 2026
Seoul Session Structure for Asia Open Maps
How Asia-session liquidity shapes overnight ranges and what to mark before London overlaps.
Asia open often sets overnight balance. From Seocho we watch how Tokyo and Seoul liquidity print the first range, then mark whether London is likely to respect or expand it.
What to mark before overlap
Capture the Asia high/low, any mid-range shelf that attracted repeated defense, and prior day extremes that still frame overnight inventory. Those few levels usually outwork a dense indicator stack when London arrives.