I think this 777sports a logo for the Japanese Olympics, which JAL is a sponsor of.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/130275500@N02">G B_NZ</a>
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/130275500@N02/33388918581/">JAL 777-300 JA751J at OKA</a>