Free illustration materials

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  Insider trading
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  Childcare abandonment-Neglect
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  Electric thief-Electric theft
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  Parents (smartphones) showing healthy information to their children
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  DDoS attack
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  Service overtime
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  Garbage dumped in the river
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  Drunk people making noise outside
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  Apology interview
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  Gas mask
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  Call recording device
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  Bin-Can trash can
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  Blue bird to eat
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  Person wearing a gas mask
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  Person who hid his true nature (female)
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  (No sales solicitation!)
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  Person with a flashlight (female)
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  (report) characters
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  Yakuza-Chimpira
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  (No advertising leaflets!)
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  (Shoplifting is a crime)
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  Bullying (boy)
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  Hemp leaf
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  Phantom thief
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  A person who skips a terrible reply
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  (genuine) characters
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  Arrest
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  Electronic pickpocket
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  Hackers with various facial expressions (emotions)
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  No light on the bicycle

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  Child kicking a stone
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  Students running in the corridor
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  Students making noise during class
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  A person who makes a fool
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  Students speaking during class
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  Danger of running
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  Walking smartphone (falling on the stairs)
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  Mark for littering (garbage)
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  Child (girl) chewing in a fight
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  People who talk bad rumors (stick figures)
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  No chatting
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  Doze prohibited