Swastika, 卐, 「萬」

Image by Facebook user Pixar Lu

Image by Facebook user Pixar Lu

Image of students appearing to wear costumes resembling Nazi uniforms posted by Facebook user Pixar Lu
  TAIPEI (Taiwan News) – The Presidential Office demanded a high school apologize to Israel Saturday after pictures emerged online of its students wearing Nazi uniforms and waving swastika flags.
Taiwan tells school to apologize to Israel over Nazi uniforms | Taiwan News
http://www.taiwannews.com.tw/en/news/3057566

A Hsinchu Kuang Fu High School student rides a cardboard tank while wearing a Nazi uniform at a school event on Friday.
Photo: Screengrab from Facebook
School’s Nazi costumes draw Israeli ire - Taipei Times
http://www.taipeitimes.com/News/front/archives/2016/12/25/2003661873
納粹風波延燒！光復中學校長程曉銘宣布辭職 - 生活 - 自由時報電子報
http://news.ltn.com.tw/photo/life/breakingnews/1927868_2
http://news.ltn.com.tw/news/life/breakingnews/1927868

Swastika - Wikipedia

卐（右旋）或卍（左旋） svástika；中文讀作「萬」，該字稱「萬字」是一個古代宗教信仰的標誌。