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Walter Sim

Japan Correspondent

Walter is Japan correspondent at The Straits Times. He joined The Straits Times in 2012, covering crime and politics in Singapore, and relocated to Tokyo as Japan correspondent in June 2016. He now reports on myriad issues from politics and the economy to socio-cultural trends, with datelines spanning the Japanese archipelago from Hokkaido to Okinawa. He has the highest N1 certification in the Japanese Language Proficiency Test, and now chairs the Foreign Press In Japan. 

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Japan doubles down on Asia’s defence by expanding budget, reach of security aid scheme

Japanese Prime Minister Sanae Takaichi vowed to build security cooperation with South-east Asia at the ASEAN Summit in Kuala Lumpur in October 2025.
Japanese Prime Minister Sanae Takaichi vowed to build security cooperation with South-east Asia at the ASEAN Summit in Kuala Lumpur in October 2025.

Beware of bears: Japan’s 2025 kanji character reflects worries over attacks on humans

Visitors take photos next to a bear warning sign at Shirakawa-go, a popular tourist spot and one of Japan's UNESCO World Heritage sites, on November 15.
Visitors take photos next to a bear warning sign at Shirakawa-go, a popular tourist spot and one of Japan's UNESCO World Heritage sites, on November 15.

10 questions on what 2026 holds for Asia

America’s waning appetite for global leadership is spawning levels of uncertainty and unreliability that many countries are unaccustomed to navigating.
America’s waning appetite for global leadership is spawning levels of uncertainty and unreliability that many countries are unaccustomed to navigating.

Japan has a shrinking population of kids and a tepid economy. But its toy market is booming

The International Tokyo Toy Show, an annual four-day event held from Aug 28 to 31 with the first two days for business stakeholders and the other two for members of the public, draws a bustling crowd eager to check out new toy releases.
The International Tokyo Toy Show, an annual four-day event held from Aug 28 to 31 with the first two days for business stakeholders and the other two for members of the public, draws a bustling crowd eager to check out new toy releases.

From MSG to microchips: The lesser-known side hustles of Japanese legacy brands

The dominant narrative suggests that Japanese brands are losing their lustre to regional challengers such as China and South Korea.
The dominant narrative suggests that Japanese brands are losing their lustre to regional challengers such as China and South Korea.

Train to nowhere: Japan’s high-speed rail ambitions hit the skids

A shinkansen train travelling through Japan's Shin-Osaka station.
A shinkansen train travelling through Japan's Shin-Osaka station.

Japan’s nuclear odyssey comes full circle 15 years after Fukushima with restart of world’s largest plant

Employees at work inside Unit 6 of Kashiwazaki-Kariwa Nuclear Power Plant in Japan's Niigata Prefecture. The plant is slated for restart in January 2026 after receiving the green-light from Niigata authorities.
Employees at work inside Unit 6 of Kashiwazaki-Kariwa Nuclear Power Plant in Japan's Niigata Prefecture. The plant is slated for restart in January 2026 after receiving the green-light from Niigata authorities.

Fewer Chinese tourists might be the overtourism break Japan needs

Chinese tourists wear kimonos as they visit the Sensoji Temple in the Asakusa district of Tokyo on Nov 15.
Chinese tourists wear kimonos as they visit the Sensoji Temple in the Asakusa district of Tokyo on Nov 15.

Japan stiffens defence resolve to protect long-term interests amid row with China

Japan's Defence Minister Shinjiro Koizumi (centre) speaks at the Ground Self-Defence Force base in Yonaguni, Japan, on Nov 23., 2025.
Japan's Defence Minister Shinjiro Koizumi (centre) speaks at the Ground Self-Defence Force base in Yonaguni, Japan, on Nov 23., 2025.

Is Japan abandoning pacifism? Spat with China spotlights clash in regional security perspectives

Japan’s ongoing defence push has been triggered by the Chinese military’s unprecedented modernisation drive in recent decades.
Japan’s ongoing defence push has been triggered by the Chinese military’s unprecedented modernisation drive in recent decades.

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MDDI (P) 046/10/2025. Published by SPH Media Limited, Co. Regn. No.202120748H. Copyright © 2026 SPH Media Limited. All rights reserved.