YOU SAID:
lets go into a tunnel with three grown men
INTO JAPANESE
3人の成長した男性と一緒にトンネルに入ることができます
BACK INTO ENGLISH
You can join the tunnel with three grown men
INTO JAPANESE
3人の成長した男性と一緒にトンネルに参加できます
BACK INTO ENGLISH
You can join the tunnel with three grown men
That didn't even make that much sense in English.