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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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Latest articles

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.

Why Japan will not yield, even as dispute with China escalates over PM Takaichi’s Taiwan remarks

Japanese Prime Minister Sanae Takaichi will neither apologise nor withdraw her remarks that a military invasion of Taiwan could pose an existential crisis for Japan.
Japanese Prime Minister Sanae Takaichi will neither apologise nor withdraw her remarks that a military invasion of Taiwan could pose an existential crisis for Japan.

As US allows South Korea to join nuclear sub club, how will this impact Japan and the region?

South Korea has got US consent to build nuclear-powered submarines, citing limited capability of diesel-powered ones.
South Korea has got US consent to build nuclear-powered submarines, citing limited capability of diesel-powered ones.

Japan PM Takaichi’s debut summits with China, South Korea reflect pragmatic foreign policy

Observers say Japanese PM Sanae Takaichi's foreign policy approach appears rooted in pragmatism and realism, and prioritises continuity over conflict.
Observers say Japanese PM Sanae Takaichi's foreign policy approach appears rooted in pragmatism and realism, and prioritises continuity over conflict.

‘Very close friends’: Japan PM Takaichi and US President Trump bond over Abe legacy

US President Donald Trump (L) and Japan's Prime Minister Sanae Takaichi (2nd L) walk past rainbow sideboys in salute on board the USS George Washington aircraft carrier at the US naval base in Yokosuka, Japan, on October 28.
US President Donald Trump (L) and Japan's Prime Minister Sanae Takaichi (2nd L) walk past rainbow sideboys in salute on board the USS George Washington aircraft carrier at the US naval base in Yokosuka, Japan, on October 28.

Exit stage left: Is Japan losing its cultural soul?

A woman walks past the poster of Japanese movie "Kokuho" (R) outside a cinema in Tokyo's Roppongi district.
A woman walks past the poster of Japanese movie "Kokuho" (R) outside a cinema in Tokyo's Roppongi district.

Make Japan Great Again: PM Takaichi lays out national vision to return to ‘top of global stage’

Japanese Prime Minister Sanae Takaichi delivers a policy speech in the Diet on October 24, 2025.
Japanese Prime Minister Sanae Takaichi delivers a policy speech in the Diet on October 24, 2025.

Sanae Takaichi makes history as Japan’s first woman prime minister

Liberal Democratic Party President Sanae Takaichi stands up to acknowledge the applause after she was selected as Japan's new prime minister on Oct 21.
Liberal Democratic Party President Sanae Takaichi stands up to acknowledge the applause after she was selected as Japan's new prime minister on Oct 21.

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