Key Facts
• From July 3 to July 20, over 228,000 posts analyzed on platforms like X and Instagram.
• “Foreign Policy, Immigration, and Workforce” became the top topic, surpassing “Inflation” and “Taxation.”
• Share of Voice (SOV): Foreign Policy (31%), Taxation (21.7%), Inflation (16.1%).
• Posts on foreign policy reached 27.3 million users, with 1.16 million engagements.
• Liberal Democratic Party (LDP) led party mentions with 166,000 posts (34.5% SOV).
• LDP-related posts surged to 20,000 on July 20, likely due to exit poll reports.
• SOV for other parties: Sanseitō (15.3%), Democratic Party for the People (11.3%), Constitutional Democratic Party (10.5%), Komeito (9.3%).
• Popular hashtags included “#EndLDPPolitics” and “#SanseitōFirst,” reflecting polarized opinions.
Summary
During Japan’s 2025 Upper House election, “Foreign Policy, Immigration, and Workforce” emerged as the most discussed topic online, overtaking “Inflation” and “Taxation.” Analysis of 228,000 posts revealed that foreign policy dominated with 31% SOV, reaching 27.3 million users and generating 1.16 million engagements. The Liberal Democratic Party led party mentions with 34.5% SOV, while Sanseitō gained attention with 15.3%. Hashtags reflected both support and criticism, highlighting the polarized nature of online discourse. This analysis offers insights into the “alternative public opinion” shaping election narratives.
