古巣 — kosu — names the place to which one returns. The original nest. The home from which all things begin, and to which they find their way back.
A single-family office begins not with markets, but with that idea. Capital is not an instrument. It is a belonging — something built to be held, returned to, kept warm across the generations that follow.
We allocate across geographies and asset classes. The decisions are ours. The principle does not change: the lineage endures.
Protection precedes growth. We do not pursue performance. We pursue continuity — the unbroken thread that ties one generation to the next.
Explore →Our horizon is generational. Time is the discipline we trade against every fashion, every fear, every fleeting opportunity.
Explore →Capital is entrusted, not delivered. We hold what was given — for what will come, for what was promised.
Explore →Every commitment carries our own. No structural fee. No diverging interest. No silent conflict between counsel and the counselled.
Explore →
"The market measures the year.
We measure the century."