My lifestyle has totally changed aftersince my latest Langcorrect post on last September.

This sounds more natural in the US.

I made up my mind to leave the former workplace and move tomy job and to work for another company.

As a result, I doidn't need to go to the office any more and obtaiacquired an enormous amount of spare time.

The previous pharmaceutical company was so conservative that I feltwould be upset about ridiculous cultureal rules and anxious about the future of the company and my own career.

Employees were forced to waste their times attending boring meetings or making meaningless documents in order to satisfy their boss or attending boring meetinges.

"Time" can be singular or plural.

I couldn't believe that these daily tasks would improve my skills andor contribute to someone's health or, at least, theo our profits.

Most Japanese people are disappointed at outdated workstyles when they are forced to go to the office every day even under thea state of emergency.

In addition, some mothers can't keep working after their maternity leave because the nursery school has closed due to the Covid-19 pandemic.

I Quit My Job (1)

My lifestyle has totally changed after my latest Langcorrect post on last September.

I made up my mind to leave themy former workplace and move to another company.

As a result, I don't need to go into the office anymore and have obtained enormous amounts of spare time.

The previous pharmaceutical company was so conservative that I felt. I was upset aboutt the ridiculous culture and anxious about the future of the company and my own career.

Employees were forced to attending boring meetings and waste their times making meaningless documents in order to satisfy their boss or attending boring meetings.

Original sentence order was correct, but I reordered it to flow a bit better.

I couldon't believe that these daily tasks improved my skills andor contributed to someone's health, or at least theeven company profits.

Some twitter users ironically called them JTC, which stands for "Japanese Traditional Company".

By "them" do you mean your old company specifically, or companies like it?
If you meant companies like your old one, I would use "Some twitter users ironically call these kinds of companies JTC, which stands for "Japanese Traditional Company."

Most Japanese people are disappointed atfrustrated with outdated work styles whenre they are forced to go to the office everyday, even under thea state of emergency.

Frustrated is a better choice. It's a bit stronger. Disappointed sounds more sad and resigned.

In addition, some mothers can't keep working after their maternity leave because their nursery school hais closed due to the Covid-19 pandemic.

My lifestyle has totally changed after my latest Langcorrect post on last September.

I made up my mind to leave themy former workplace and move to another company.

As a result, I don't need to go to the office anymore and obtaihave an enormous amount of spare time.

The previous pharmaceutical company that I worked for was so conservative that I felt upset about ridiculous culture and anxious about the future of the company and my own career.

Most Japanese people are disappointed at outdated workstyle when they are forced to go to the office everyday even under thea state of emergency.

My lifestyle has totally changed after my latest Langcorrect post on last September.

I made up my mind to leave themy former workplace and move to another company.

As a result, I don't need to go to the office anymore and obtaihave an enormous amount of spare time.

The previous pharmaceutical company that I worked for was so conservative that I felt upset about the ridiculous culture and anxious about the future of the company and my own career.

Employees were forced to waste their times making meaningless documents or attending boring meetings in order to satisfy their boss or attending boring meetings.

I couldn't believe that these daily tasks were supposed to improve my skills and contribute to someone's health or at least thethe company's profits.

Some twitter users ironically called them JTC, which stands for Japanese Traditional Company.

Most Japanese people are disappointed at their outdated workstyleplaces when they are forced to go to the office everyday, even under thea state of emergency.

As a result, I don't need to go to the office anymore and obtaiI have regained an enormous amount of spare time.

I couldon't believe that these daily tasks improved my skills andor contributed to someone's health or at least the. Maybe it contributed to the company's profits.

Most Japanese people are disappointed at outdated workstyle when they ares, such as being forced to go to the office everyday even under the state of emergency.

My lifestyle has totally changed aftersince my latest Langcorrect post on lastin September 2021.

I made up my mind to leave the former workplacequit my job and to move to another company.

"Quit my job" I think would be the more natural way of saying it. "Leave my workplace" is a bit ambiguous - technically you leave your workplace everyday when you go home :)

As a result, I don'tno longer need to go into thean office anymore and obtaihave gained an enormous amount of sparfree time.

TheMy previous employer, a pharmaceutical company, was soextremely conservative that I felt upset about ridiculous culture and. I found the culture ridiculous and upsetting, and it made me anxious about the future of the company and my own career.

Employees were forced to waste their times making on meaningless documenttasks in order to satisfy their boss, or they would have to attending boring meetings.

I couldn't believe that these daily tasks were improveing my skills and, contributeing to someone's health or at least theeven increasing profits.

Some tTwitter users ironically called them "JTC" which stands for "Japanese Traditional Company".

Most Japanese people are disappointed atby outdated workstyles of work, whenre they are forced to go into the office everyday even under thea state of emergency.

In addition, some mothers can't keep workingfind that they can't rejoin the workforce after their maternity leave because the nursery schools hasve closed down due to Covid-19 pandemic.