Riku Miura and Ryuichi Kihara, the first Japanese figure skaters to win the Grand Prix Final pairs title, will miss this week's national championships due to a delayed flight and lost baggage while traveling from their training base in Canada, the Japan Skating Federation said Thursday.The nationals, starting in Osaka on Friday for pairs, double as the final qualification round for the world championships next March in Saitama. But the JSF said it will consider choosing those who have "placed in the top three at the world championships" and could not take part in the nationals for "an unavo…READ FULL ARTICLE