Top Science Websites in Japan

Key Insights on Top Science Websites in Japan on December 2025

As of December 2025, jma.go.jp leads Science in Japan with 27.87M monthly visits. Its audience skews mobile-first (22.87% desktop / 22.87% mobile), and traffic is up month over month 20.21% and down year over year -13.9%. boatrace.jp holds second with 11.27M visits and a mobile-leaning mix (18.35% desktop / 81.65% mobile), while jst.go.jp ranks third with 8.38M visits.

Across the leaders, phys.org is the most mobile-first (98.67% of visits), whereas overleaf.com is the most desktop-reliant (99.66%). Momentum favors hachi-hachikita.co.jp in the latest month (2,045.25%), while showa-u.ac.jp shows the steepest pullback. On a yearly view, shokukanken.com posts the strongest expansion (315.64%), contrasted with core.ac.uk (-63.41%).

Acquisition patterns also differ: jma.go.jp is driven primarily by search, jma.go.jp by direct, and jma.go.jp by referral; overall, 61 of the top 100 sites are direct-led, 36 are search-led, and 3 lean on social.

These insights come from the Traffic & Market Toolkit, enriched with extensive clickstream data.

Our AI algorithms analyze petabytes of information from a blend of proprietary and external data pools, reflecting the online activities of over 200 million anonymized users.

For more detailed information on our data-gathering and analysis process, please visit our information page here.