BPA

Bilateral Perception & Asymmetry Visualizer

IHJ & East Asia Institute Cross-Border Sentiment Analytics
Source: International House of Japan / East Asia Institute

Directional Public Perception Flow

Dynamic warmth vectors and bilateral favorability exchange
Asymmetry Gap
19.0 % pts
Percentage point differential
Directional Bias Ratio
1.54x
Favorability multiplier toward Japan
Net Mutual Warmth
44.8%
Bilateral mean favorability

Sentiment Parameter Scrubbing

Adjust public favorability rates and evaluate symmetry models
South Korea → Japan Favorability 54.3%
% of S. Koreans holding favorable views of Japan
Japan → South Korea Favorability 35.3%
% of Japanese holding favorable views of S. Korea
Comparative Scenario Presets
Analytical Insights: The 2024 survey indicates a significant asymmetry: South Korean favorability toward Japan (54.3%) exceeds Japanese favorability toward South Korea (35.3%) by 19.0 percentage points, creating a 1.54x directional preference bias toward Japan.

East Asian Bilateral Perception Benchmark Matrix

Comparative cross-border perception data series
Scenario / Era Country A → Country B Country B → Country A Asymmetry Gap (% pts) Bias Ratio Net Warmth (%) Source Note
Verified Model Result & Analytical Proof Surface
Primary Product Title Bilateral Perception & Asymmetry Visualizer
Asymmetry Gap 19.0 percentage points
Directional Perception Bias Ratio 1.54x favorability toward Japan
Net Mutual Warmth Index 44.80%
System state ready. All calculations derived dynamically.
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