Shun Sugawara overcame three turnovers — two interceptions and a lost fumble — to throw two touchdown passes as the three-time defending champion Obic Seagulls defeated the Asahi Beer Silver Star 21-7 on Monday at Tokyo's Oi No. 2 Stadium in the X League.

The Seagulls, who stayed unbeaten with a 6-0 record, moved one step closer to an unprecedented fourth consecutive X League championship while the Silver Star dropped to 3-3.

The Seagulls, known as an offensive powerhouse, got off to a sluggish start, finishing their early possessions with three punts, an interception and a lost fumble.