Apparently, the page - 93 of Limca book of records - 1998 has information about Raaja sir's record in Indian cinema. I happened to come across it through google search. However, there is no preview available for it. Below is synopsis of it:
History - 1998
Record Collectors The Society of Indian Record Collectors, established in ...
# 2: I have no clue for the subsequent two records. I reckon it could be for Raaja sir has composed the melody on seeing the already picturized songs for the movie - Hey Raam.
History - 2001