JIS D9431-2008《自行车–鞍座》

This Standard specifies saddles to be used for bicycles for general use and bicycles
for young children defined in JIS D 9111 (hereafter referred to as "saddles").
NOTE: The International Standards corresponding to this Standard and the symbol of degree of correspondence are as follows:
ISO 4210 : 1996 Cycles -- Safety requirements for bicycles ISO 8098:2002 Cycles -- Safety requirements for bicycles for young children (Overall degree of correspondence : MOD)
The symbols which denote the degree of correspondence in the contents between the relevant International Standards and JIS are IDT (identical), MOD (modified), and NEQ (not equivalent) according to ISO/IEC Guide 21.