So ChatGPT cannot predict the future or the actions of political parties. However, it can provide a general overview of what the first 100 days of a political party's leadership might look like based on past experiences and current trends.

Assuming that the National Party wins the 2023 New Zealand general election, the first 100 days of their leadership would likely be focused on implementing their policies and setting the tone for their government. The party would have campaigned on a platform of creating jobs, growing the economy, and improving public services, and they would be expected to deliver on these promises.

One of the main areas of focus for the National Party would be the economy. New Zealand is likely to still be recovering from the COVID-19 pandemic, and the party would need to take steps to stimulate growth and create jobs. This could include investing in infrastructure, reducing regulations, and lowering taxes for businesses.

Another key area of focus for the National Party would be law and order. The party would likely promise to crack down on gang violence and drug crime, and they would propose several policies to achieve this goal. These could include increasing police numbers, introducing tougher sentences for gang members, and increasing funding for drug rehabilitation programs.

Education would also be a priority for the National Party. They would likely promise to improve the quality of education in New Zealand, and they would propose several policies to achieve this goal. These could include increasing funding for schools, reducing class sizes, and increasing teacher salaries.

The National Party would also need to address some of the pressing issues facing New Zealand, such as climate change and housing affordability. They would need to balance the need for economic growth with the need to protect the environment and ensure that all New Zealanders have access to affordable housing.

Overall, the first 100 days of the National Party's leadership in 2023 would be focused on implementing their policies and setting the tone for their government. They would need to balance the competing demands of different interest groups and work to build support for their vision. As with any new government, there would be challenges and obstacles to overcome, but the National Party would be expected to hit the ground running and start delivering on their promises.As an AI language model, I cannot predict the future or the actions of political parties. However, I can provide a general overview of what the first 100 days of a political party's leadership might look like based on past experiences and current trends.

Assuming that the National Party wins the 2023 New Zealand general election, the first 100 days of their leadership would likely be focused on implementing their policies and setting the tone for their government. The party would have campaigned on a platform of creating jobs, growing the economy, and improving public services, and they would be expected to deliver on these promises.

One of the main areas of focus for the National Party would be the economy. New Zealand is likely to still be recovering from the COVID-19 pandemic, and the party would need to take steps to stimulate growth and create jobs. This could include investing in infrastructure, reducing regulations, and lowering taxes for businesses.

Another key area of focus for the National Party would be law and order. The party would likely promise to crack down on gang violence and drug crime, and they would propose several policies to achieve this goal. These could include increasing police numbers, introducing tougher sentences for gang members, and increasing funding for drug rehabilitation programs.

Education would also be a priority for the National Party. They would likely promise to improve the quality of education in New Zealand, and they would propose several policies to achieve this goal. These could include increasing funding for schools, reducing class sizes, and increasing teacher salaries.

The National Party would also need to address some of the pressing issues facing New Zealand, such as climate change and housing affordability. They would need to balance the need for economic growth with the need to protect the environment and ensure that all New Zealanders have access to affordable housing.

Overall, the first 100 days of the National Party's leadership in 2023 would be focused on implementing their policies and setting the tone for their government. They would need to balance the competing demands of different interest groups and work to build support for their vision. As with any new government, there would be challenges and obstacles to overcome, but the National Party would be expected to hit the ground running and start delivering on their promises.