Manami and her four younger sisters, Himeno and Shino, Kyoko, Nozomi, and the new student Suu-chan are on their way to spend the day at the pool! How will Suu-chan deal with her first pool experience?
It's believed that they 
swam in shallow seas,
،يُعتقد أنّها كانت تسبح في البحار الضحلة
Es soll in seichten Meeren gelebt haben,
Se cree que nadaba
en aguas poco profundas,
Se cree que nadaba
en aguas poco profundas,
On croyait qu’il nageait
en eau peu profonde,
Si pensava che nuotassero
nelle acque poco profonde,
"Acredita-se que eles 
nadavam em mares rasos,
Считается, что они обитали 
в неглубоких морях,