Japan Pre-Market Morning Briefing: Banking and Shipbuilding Lead Breakout Thesis Amid Stable Yen

### 1. Global Macro Environment and Tokyo Open Direction: Wall Street closed mixed amid high Treasury yield concerns and sector-specific rotation. As of September 28, 2026, the USD/JPY exchange rate is sustained at 152.4, providing a favorable export margin environment, while the U.S. 10-year Treasury yield remains elevated at 5.18%. Against this macroeconomic backdrop, the Tokyo opening exhibits capital concentration in transport machinery and banking sectors capable of maximizing export margins. Index-heavyweights linked to Nikkei futures are currently consolidating within narrow bands to test directional momentum. ### 2. Core Thesis-Aligned Market Leaders: Screening data indicates capital inflows are concentrated in sectors featuring export margin maximization and high-value product supply capabilities. Namura Shipbuilding (7014.T) recorded a daily trading value of 30.1 billion yen, attempting trend expansion toward its upper resistance of ¥5,170. The lower support line is established at ¥4,835. Itsu Bank (8345.T) trades at ¥2,907, surging +6.13% with a trading volume 1.7 times its 20-day average. Price acceptance must be monitored near the upper resistance level of ¥2,912, with a structural support floor at ¥2,745. ### 3. Downside Vulnerability and Restricted Equities: Underperforming groups share common vulnerabilities in retail and electrical machinery sectors, pressured by growth valuation discounting and weakening forward demand under prolonged high interest rates. Haibum (3133.T) dropped -6.52% to ¥43, extending its monthly decline to -40.3% with heavy volume expansion. Strict monitoring of the ¥42 support level is required. Geesto (7603.T) declined -5.56% to ¥34, marking a 20.9% monthly correction. New capital allocation to these lagging names is strictly restricted in favor of risk mitigation. ### 4. Portfolio Operation Principles: With the USD/JPY rate stable in the 152-yen range, a staged accumulation strategy for export majors and value-driven financial names remains valid. Chasing rallies in volume-lacking range-bound stocks must be avoided. Positions violating structural support levels must undergo immediate risk reduction to preserve portfolio capital integrity.