25. The expert from Japan introduced ECE/TRANS/WP.29/GRSG/2011/31 (superseding ECE/TRANS/WP.29/GRSG/2011/16) clarifying the definition of the “A pillar” and to improving the perception by the driver of other road users. He added the need to submit the proposal as a new 01 series of amendments. He offered to prepare a revised proposal for a detailed consideration by GRSG at its next session in April 2012.