[Well, Dimitri certainly won't promise him that... This is something that relies purely on trainer and Pokemon. But for now...]

Then you have a very important position. You are Izuku's starter, his partner. That means you must put on a good example for the other companions that join the pair of you on your journey.

So you should do your best to get to know your fellow teammates, and learn about them. That way, you can help keep them safe, and out of danger.

Additionally, you should keep an eye out for your trainer. You should make sure he sleeps enough, and that he eats regularly.

Do you know how to use the clock on the Pokegear?