Come visit Café Chihiro in São João do Estoril (right next to the train stration). Serving a variety of cakes and also savory snacks (onigiri) and dishes like Japanese curry rice.
Café Chihiro
located near são joão do estoril station on the cascais line
R. Afonso de Albuquerque 2 loja 1, 2765-461 Estoril, Portugal