The FIFA World Cup, the （knockouts!） The FIFA World Cup, the knockouts!

Tomorrow have a Japan's knockout from four game starts tomorrow at 4pm in my country. Japan's knockout game starts tomorrow at 4pm in my country.

"Japan's knockout" sounds like it is Japan being eliminated from the tournament. While Brazil is a tough team to play, you don't know that will happen yet. So it's better to say "knockout game" (or just game) rather than just knockout.

Tomorrow have a Japan'Japan has it’s knockout fromat four pm in my country. Tomorrow Japan has it’s knockout at four pm in my country.

Tomorrow have a, we are going to watch Japan's knockout from fourat 4 pm in my country. Tomorrow, we are going to watch Japan's knockout at 4 pm in my country.

Japan (will be playing / is going to play) with one of the strongest countryies, Brazil. Japan (will be playing / is going to play) with one of the strongest countries, Brazil.

"going to" and "will" are a bit redundant, both put the sentence in different forms of future tense. When talking about "one of X" , since there's more than one X, you should use the plural form of X.

Japan will be playing/is going to play with one of the strongest countryies, Brazil. Japan will be playing/is going to play one of the strongest countries, Brazil.

Japan will be going to play withagainst one of the strongest countryies, Brazil. Japan will be going to play against one of the strongest countries, Brazil.

The game will start fromat a good time for us. The game will start at a good time for us.

The game will start fromhave a good timeing for us. The game will have a good timing for us.

My dad said he will leave a work earlier. My dad said he will leave work earlier.

My dad saidys he will leave a work earlier. My dad says he will leave work earlier.

Japan hasn't qualified for the quarter finals before. Japan hasn't qualified for the quarter finals before.

"Japan hasn't qualified for the quarter finals" is a statement about the current competition, while adding "before" makes it about all previous competitions.

I want Japan to break this histrecoryd this year. I want Japan to break this record this year.

I want Japan to break this history this year. I want Japan to break history this year.

I knew that Japan's coach Hajime wriote down something down in his notes, and it(they are called death notes / his notebook is called the death note) these days. I knew that Japan's coach Hajime wrote something down in his notes, and (they are called death notes / his notebook is called the death note) these days.

"notes" are plural - since they're a collection of multiple notes. Technically by English grammar the series Death Note should have been called "Death Notes" or "Death Notebook" but since it wasn't, and you're referencing that, I think it's more natural to phrase the sentence so that you can use the singular form.

I knew that Japan's coach , ,Hajime, wriote downsome notes/wrote something Down in his notebook, and it is called death note these days. I knew that Japan's coach, ,Hajime, wrote some notes/wrote something Down in his notebook, and it is called death note these days.

I knew that Japan's coach Hajime wriote down something in his note, and it is called death note these days. I knew that Japan's coach Hajime wrote down something in his note, and it is called death note these days.

This caomes from a famouse comic book. This comes from a famous comic book.

This came from a famouse comic book. This came from a famous comic book.

This came from a famouse comic book manga. This came from a famous manga.

Thise manga starts with the protagonist who is a high school student who finds a death note which a grim reaper（s (shinigami）) purposely dropped onto his school's field. The manga starts with the protagonist who is a high school student who finds a death note which a grim reaper (shinigami) purposely dropped onto his school's field.

When romanising Japanese for English speakers, it's usually better to use Hepburn (shi) instead of Nihon-Shiki (si) since it explains the Japanese pronunciation better to English speakers.

This manga starts with the protagonist who is a high school student who finds a death note which a grim reaper（sinigami）purposely dropped onto his school's field. This manga starts with the protagonist who is a high school student who finds a death note which a grim reape（sinigami）purposely dropped onto his school's field.

This manga starts with the protagonist who is a high school student who find a death note which gGrim rReaper（sinigami）purposely dropped onto his school's field. This manga starts with the protagonist who is a high school student who find a death note which Grim Reaper（sinigami）purposely dropped onto his school's field.

It is my one of themy favourite comic books and people in my grade have it in English. It is one of my favourite comic books and people in my grade have it in English.

It is my one of themy favourite comic booksmanga and people in my grade have it in English. It is one of my favourite manga and people in my grade have it in English.