English Portfolio
English Portfolio
Work and Portfolio
I cover geopolitics, international affairs, Japanese foreign policy, and the translation of global events into practical implications for Japan.
This page is designed for think tanks, media organizations, research partners, and policy-related clients.
Who I am
My name is Hiroyuki Maruta (M.A.). I hold a master’s degree in international politics and have experience in Taiwan-related study and research, as well as field-based overseas observation and reporting.
My work focuses on making complex international developments understandable and useful for Japanese audiences, institutions, and decision-makers.
What I do
Geopolitical briefings
Short and focused analysis on Taiwan, China, the Middle East, ASEAN, and economic security.
Short and focused analysis on Taiwan, China, the Middle East, ASEAN, and economic security.
Media-friendly analysis
Turning complex geopolitical issues into accessible commentary for broader audiences.
Turning complex geopolitical issues into accessible commentary for broader audiences.
Writing and speaking engagements
Articles, lectures, one-on-one briefings, and explanatory sessions tailored to audience needs.
Articles, lectures, one-on-one briefings, and explanatory sessions tailored to audience needs.
Selected Work
News Japan
An independent Japanese media platform where I regularly publish commentary on international politics, Japanese diplomacy, and the domestic implications of global events.
https://news-japan.tokyo/
An independent Japanese media platform where I regularly publish commentary on international politics, Japanese diplomacy, and the domestic implications of global events.
https://news-japan.tokyo/
Geopolitical Letter
A paid newsletter that expands beyond headline summaries and focuses on structural causes, Japanese implications, and sectors to watch.
https://news-japan.tokyo/jpmarket-scenario/
A paid newsletter that expands beyond headline summaries and focuses on structural causes, Japanese implications, and sectors to watch.
https://news-japan.tokyo/jpmarket-scenario/
Podcast and YouTube commentary
Ongoing audio and video commentary on Taiwan, Iran, the Middle East, U.S.-China tensions, and the geopolitical meaning of current affairs.
Listen to the podcast
Watch on YouTube
Ongoing audio and video commentary on Taiwan, Iran, the Middle East, U.S.-China tensions, and the geopolitical meaning of current affairs.
Listen to the podcast
Watch on YouTube
Engagement Examples
One-on-one geopolitical briefing for a professional client
Provided a tailored briefing for a tax and business professional, focusing on how global political developments could affect the Japanese economy and business environment.
Provided a tailored briefing for a tax and business professional, focusing on how global political developments could affect the Japanese economy and business environment.
Public-facing geopolitical explanation
Built a continuing commentary practice that explains complex international developments in a way accessible to non-specialist audiences.
Built a continuing commentary practice that explains complex international developments in a way accessible to non-specialist audiences.
Why work with me
- Academic training in international politics
- Taiwan-related study and research background
- Field-based perspective from overseas observation and travel
- Ability to bridge expert analysis and public communication
- Experience building ongoing commentary across writing, audio, and video
Contact
I am open to writing, commentary, briefings, lectures, and research-related conversations.