Omega Fighter</td>
<td>—</td>
<td>1989</td>
<td>UPL</td>
<td>Scrolling shooter</td>
<td>2</td>
</tr>
<tr>
<td>Omega Race</td>
<td>—</td>
<td>1982</td>
<td>Midway</td>
<td>Multidirectional shooter</td>
<td>1</td>
</tr>
<tr>
<td>One Shot One Kill</td>
<td>—</td>
<td></td>
<td>Playmark</td>
<td>Shooting gallery</td>
<td>2</td>
</tr>
<tr>
<td>Onna Sansirou - Typhoon Gal</td>
<td>—</td>
<td>1985</td>
<td>Taito</td>
<td></td>
<td>2</td>
</tr>
<tr>
<td>Operation Thunderbolt</td>
<td>—</td>
<td>1988</td>
