Egypt’s support was announced during a meeting between Musallam and Yasser Idris, the head of the Egyptian Swimming Federation.
Tokyo Olympic organisers said Wednesday that prolonged summer rain had temporarily brought high levels of bacteria to a venue intended for triathlon.
FINA World Masters Championships is a swimming event for adults aged 25 up.
Egyptian swimmer Farida Othman starts her participation in Energy for Swim on Tuesday, which takes place in Rome, Italy on August 8 and 9.
The Egyptian National Team’s swimmer Marwan El Kamash managed to qualify on July 24 to the semi-finals of the FINA Swimming World Cup.
Katinka Hosszu, a triple Olympic champion at the Rio games last year, called on fellow swimmers on Wednesday to demand a bigger share from the sport's proceeds.
National teams of diving and synchronized swimming plays in the Budapest World Championships.
The Egyptian National Swimming team is expected to fly to Hungry on July 13 to participate in the upcoming in the FINA World Championships from July 14-30.