One of the easiest ways to keep in-touch with me real-time is via YouTube community.
Pixiv has a private message function where I can be reached. However, you need to sign up to the site to contact me.
Refer to Pixiv's help link for more details.
One of the oldest social media, microblogging sites in public internet history. And, believe it or not, the most stable and sanest. I can be reached there. www.plurk.com/peanutspersonally
Note: I won't respond to any message that resembles spam. Any spam goes straight to the trash unread.