first to thrust a spear at the enemy
Historical military term for the warrior who was first to engage the enemy with a spear, earning great honor.
In the Warring States period, the achievement of being the first to thrust a spear was considered a samurai's honor.
first to achieve fame or merit
Figurative extension of the military sense: the first person to accomplish something noteworthy in any field, often used in business or competition.
We aim to be the first to enter the new market.