You may say 'Joseffu ha byouki desu.'
You may say 'byouki,' written: 病気
If you mean how to write 'Joseph' in Japanese : ジョセッフ (jo se'ffu) is the answer.
The word sick when translated from English to Japanese is mukatsuku.
To say "I am sick" in Tagalog, you can say "May sakit ako."
Watashi WA byouki desu. 私は病気です。
Joseph = Iokepu
You are sick
how to say "editor" in japanese
To say old Japanese illustrations in Japanese, you say "Mukashi no Nihon no irasuto".
Sick is "krank"
Sick - Sâl
More sick.