I have been doing some digging and found these two photos of Sebastian and Marie on Saitama Children's Zoo Facebook, this is the post
 https://www.facebook.com/saitamazoo/posts/%E3%83%9E%E3%83%8C%E3%83%AB%E3%83%8D%E3%82%B3%E3%81%AE%E3%82%BB%E3%83%90%E3%82%B9%E3%83%81%E3%83%A3%E3%83%B3%E3%81%A8%E3%83%9E%E3%83%AA%E3%82%A3%E3%81%AF%E5%8F%AA%E4%BB%8A%E5%90%8C%E5%B1%85%E4%B8%AD%E4%BB%8A%E3%81%BE%E3%81%A7%E4%BD%95%E5%9B%9E%E3%81%8B%E5%90%8C%E5%B1%85%E3%81%97%E3%81%A6%E3%81%84%E3%81%BE%E3%81%97%E3%81%9F%E3%81%8C%E5%88%9D%E3%82%81%E3%81%A6%E3%83%9E%E3%83%AA%E3%82%A3%E3%81%AB%E5%8F%97%E3%81%91%E5%85%A5%E3%82%8C%E3%82%89%E3%82%8C%E3%81%9F%E3%82%88%E3%81%86%E3%81%A7%E3%81%99%E8%B2%B4%E9%87%8D%E3%81%AA%EF%BC%92%E9%A0%AD%E4%B8%80%E7%B7%92%E3%81%AB%E3%81%84%E3%82%8B%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88%E3%82%AB%E3%83%A1%E3%83%A9%E3%82%92%E5%90%91%E3%81%91%E3%81%A6%E3%81%84%E3%82%8B%E3%81%A8%E3%82%BB/489082537907646/