riaj yearbook 2003 the recording industry in japan statistics analysis trends english edition contents 1 major issues for 2 overview of record production 2002 3 by format total audio recordings unit basis 5 cd albums singles cds 4 analog disks cassettes value 6 transition 7 8 comparison vs 2001 9 video 10 derivative visual new releases 11 12 on catalogues 13 14 number domestic debut artists 15 overseas labels million sellers rental shops 16 distribution system