Simplify the following text for a Grade 6 native English-speaking person.
Original: Ryuji Kawai ( , born July 14 , 1978 in Saitama , Japan ) is a is a Japanese football player who currently plays for the J-league team Consadole Sapporo .
Simplified: Ryuji Kawai ( born 14 July 1978 ) is a Japanese football player .