大人になると、友達とプランを作るのがすごく難しくなるよね。みんながもっと責任を持つようになって、暇が減って、何日で会うか決まるのは大変だよね。 As you get older, it seems to get harder to make plans with friends. Everyone is taking on more responsibilities and has less free time, so finding a day to meet becomes quite troublesome.