March 3 (Asia Today) -- Concerns about a potential "second oil shock" are spreading as tensions rise around the Strait of Hormuz, but Japanese analysts say a prolonged blockade is structurally unlikely because China and Iran would suffer the greatest damage. The Strait of Hormuz, a strategic chokepoint through which roughly 20% of global seaborne crude oil passes, has effectively entered a state of disruption, rattling energy markets and financial investors. However, Japan's Sankei Shimbun