Welcome to Hive. I looked at your account on HiveBlocks.com
https://hiveblocks.com/@shirahoshi
HiveBlocks shows raw information for all of your actions on Hive. I like the site as it gives a feel for the way the blockchain works.
The site says you have zero HIVE POWER. You need HIVE POWER for your account to work.
The site Gift Giver has been delegating HP to new accounts. You might go to the page:
Enter your account name. They are likely to give you 30 HP for a week.