Touya and Minori and the rest of the players in the training camp are hitting a wall with the way they fight.  And Minori's suggestion is that they introduce themselves to one another!
After around seven hours of exploration,
Después de 7 horas de exploración,
Nous avons exploré
pendant environ sept heures.
Dopo circa sette ore di esplorazione,
Depois de explorarmos por sete horas
Где-то семь часов его исследовали.