Today you should go to a place where people usually gather. It seems you'll meet someone that shares your hobbies and interests. If you say what you think honestly then your friends will keep growing. Bring yourself out more without worrying what others think of you!
It seems you're trying to gain more leadership. Strong willpower is indispensable for a good leadership. In order to manage to give yourself the role of leader, it's important to get your surroundings dragged in by you, even if by force. If you need to learn how to be a leader I'll teach you everything you need to know!
It seems you're losing your feelings. You won't succeed if you're being hesitant from the start y'know? Are you perhaps the type to lose your confidence once you look at your friend? You're needed, and that's why they're being by your side. Believe more in yourself!
He used to be rather cold to the producer when they first met, but quickly changed his attitude to the point where he would call her by names multiple times, as shown in his Initial LE/GR affection story
He becomes easily bothered when it comes to people calling him "old man"(ossan)