Initial board setup of <a href="https://en.wikipedia.org/wiki/Chu_shogi" class="extiw" title="w:Chu shogi">Chu shogi</a>, made by myself, <a href="//commons.wikimedia.org/wiki/User:Krun" title="User:Krun">Krun</a>, using <a href="https://en.wikipedia.org/wiki/OmniGraffle" class="extiw" title="w:OmniGraffle">OmniGraffle</a>. The pieces were made with <a href="https://en.wikipedia.org/wiki/Adobe_Illustrator" class="extiw" title="w:Adobe Illustrator">Adobe Illustrator</a>.
No machine-readable author provided. <a href="//commons.wikimedia.org/wiki/User:Krun" title="User:Krun">Krun</a> assumed (based on copyright claims).
No machine-readable source provided. Own work assumed (based on copyright claims).