Foreign words are always in Katakana:
サッカー
sakka (with a long "a")
If you mean "How do you SAY soccer in Japanese?", then the answer is "sakkā".
The Japanese word for soccer is usually written using katakana - サッカー (sakkaa). Written using hiragana, it would become さっかー.
Japanese invented and started soccer.
"To write" is 'kaku' in Japanese.
It depends what you have to write about. You can talk about how to play soccer, the rules of soccer, or what your opinion about soccer is. It is easier if you research it first though!
モスクエダ this is how you write mosqueda in Japanese
The Japanese word for soccer is usually written using katakana - サッカー (sakkaa). Written using hiragana, it would become さっかー.
Yes.
japanese
サッカー, or "sakka" in romaji.
Japanese
Nihongo.