when you started ameba pigg, you should get the time machine.
time machine is 100AG or token.
Ameba pigg's time machine is a Desk.
① click おでかけ［travel]
② you choose タイムトラベル ［time travel]
③ the time machine is left side of タイムトラベル like this picture.
④ buy it [ token or 100AG]
⑤ check your もようがえ box [ もようがえ is decor box]
⑥ the time machine is in your もようがえ[ decor box ]
⑦ a desk is pigg's time machine. like this picture.
so you should get the time machine before you spent your tokens.