Sanseito, a fast-rising conservative party, is challenging Japan’s political mainstream with traditionalist ideas, controversial views on foreigners and ambitious plans for a new Constitution. https://www.japantimes.co.jp/commentary/2025/07/29/japan/who-is-the-real-sanseito/?utm_medium=Social&utm_source=mastodon #commentary #japan #sanseito #soheikamiya #ldp #constitution #immigration