synthesizer

drum

bell

synth pad

synth bass

sns

sf

pc

stylish

electronic sound

cool

quiz

internet

near future

communication

robot

science

news

incident

case

password

clever

negotiations

trading

mysterious

picopico

fashionable

light

questions

response time

wise

knowledge

question

machine

programming

presentation

denshion

kinmirai

information

jiken

kikai

smart

work

riddles

mystery solving

zunou

chishiki

caster

keys