It's been reported that X JAPAN's YOSHIKI collapsed when he visited Stevie Wonder's private birthday party, which was held on May 29th in Los Angeles.

YOSHIKI has been having quite busy schedule recently, such as attending events, doing a radio show, and flying around all across the states, and according a doctor, it could have been anemia�due to�overwork.

YOSHIKI confirmed this when he commented via Twitter saying it was just anemia, and he also tweeted, "What kind of food is good for anemia?"

Source: TV Asahi

Photo: Oricon