ついに

ついに、宿題が終わりました。

Finally, the homework is finished.

Tsuini is used here to show the homework took a long time.

ついに、日本に来ました。

I finally came to Japan.

Used for a big life event like traveling to a new country.

ついに、新しい靴を買いました。

I finally bought new shoes.

Implies the person wanted these shoes for a while.

ついに、雨がやみました。

Finally, the rain stopped.

Shows the rain lasted for a long time.

ついに、テストが終わった！

Finally, the test is over!

Used for the end of a stressful period.

ついに、彼が来ました。

Finally, he came.

Implies a long wait at the meeting spot.

ついに、本を全部読みました。

I finally read the whole book.

Used for completing a long task.

ついに、夏休みです。

Finally, it's summer vacation.

Used for a long-awaited season.

三時間歩いて、ついに山頂に着いた。

After walking for three hours, we finally reached the summit.

Shows the result after a specific duration of effort.

ついに、欲しかったゲームが発売された。

Finally, the game I wanted was released.

Used for a long-awaited commercial release.

練習を続けて、ついに泳げるようになった。

I kept practicing and finally became able to swim.

Used for achieving a skill after practice.

ついに、私の番が来ました。

Finally, my turn has come.

Used for waiting in a physical or metaphorical line.

長い冬が終わり、ついに春が来た。

The long winter ended, and finally, spring came.

Used for natural transitions that take time.

ついに、自分の一人暮らしが始まった。

Finally, my life living alone has started.

Used for a major life milestone.

一ヶ月待って、ついに手紙が届いた。

After waiting for a month, the letter finally arrived.

Used for the end of a specific waiting period.

ついに、その秘密が分かった。

Finally, I understood that secret.

Used for a sudden realization after long confusion.

数年の開発期間を経て、ついに新車が完成した。

After several years of development, the new car was finally completed.

Standard B1 usage for professional milestones.

ついに、彼は自分の間違いを認めた。

Finally, he admitted his mistake.

Used for a psychological shift after resistance.

長い交渉の末、ついに契約が結ばれた。

After long negotiations, a contract was finally signed.

Used for the conclusion of a complex process.

ついに、その古い建物は壊されてしまった。

Finally, that old building was torn down.

Used for a negative or neutral inevitable event.

彼はついに、プロの歌手になる夢を叶えた。

He finally fulfilled his dream of becoming a professional singer.

Used for long-term life goals.

ついに、警察は犯人を逮捕した。

Finally, the police arrested the culprit.

Common in news reports for concluding investigations.

議論は数時間に及び、ついに結論が出た。

The discussion lasted for hours, and finally, a conclusion was reached.

Used for the end of a long intellectual process.

ついに、その映画の続編が公開されることになった。

Finally, it was decided that the sequel to that movie would be released.

Used for official announcements after a long wait.

苦労の連続だったが、ついに事業を軌道に乗せることができた。

It was a series of hardships, but I finally managed to get the business on track.

Emphasizes the struggle (kurou) before the success.

ついに、その独裁政権は崩壊の時を迎えた。

Finally, that dictatorial regime met its time of collapse.

Used for large-scale historical or political events.

彼女はついに、沈黙を破って真実を語り始めた。

She finally broke her silence and began to tell the truth.

Used for a dramatic shift in behavior or state.

何十年も放置されていた計画が、ついに動き出した。

The plan that had been neglected for decades finally started moving.

Used for the resumption of a long-stalled process.

ついに、科学者たちはその謎を解明することに成功した。

Finally, scientists succeeded in solving that mystery.

Standard for scientific breakthroughs.

彼はついに、自分を縛っていた過去から解放された。

He was finally liberated from the past that had bound him.

Used for emotional or psychological resolution.

ついに、その不名誉な記録が塗り替えられた。

Finally, that dishonorable record was overwritten (broken).

Used for sports or competitive achievements.

長引く不況の中、ついにその老舗デパートも閉店した。

Amidst the prolonged recession, even that long-established department store finally closed.

Used for the end of an era or long-standing institution.

混迷を極めた政局も、ついに解散総選挙という形で決着がついた。

The extremely chaotic political situation finally reached a settlement in the form of a general election.

Uses high-level political vocabulary (konmei, kesshaku).

ついに、人類の叡智を結集したプロジェクトが始動した。

Finally, the project that gathered the wisdom of humanity has been launched.

Formal, grand phrasing (eichi wo kesshuu).

幾多の困難を乗り越え、ついに悲願の優勝を果たした。

Overcoming numerous difficulties, they finally achieved their long-cherished wish of winning the championship.

Uses 'higan' (long-cherished wish) to emphasize the weight.

ついに、その作家の遺稿が発見され、世に出ることとなった。

Finally, the author's posthumous manuscript was discovered and will be released to the world.

Literary context (ikou, yo ni deru).

長年の研究が実を結び、ついに新薬の承認が下りた。

Years of research bore fruit, and the approval for the new drug was finally granted.

Formal business/medical context.

ついに、彼は運命の糸に導かれるようにその場所へ辿り着いた。

Finally, as if guided by the red thread of fate, he arrived at that place.

Highly literary/poetic usage.

議論は平行線を辿ったが、ついに妥協点が見出された。

The discussion went in parallel lines (never met), but finally, a point of compromise was found.

Uses idiomatic 'heikousen wo tadoru'.

ついに、その沈黙の巨人が目覚める時が来たのだ。

Finally, the time has come for that silent giant to awaken.

Metaphorical and dramatic narrative style.

事態は悪化の一途を辿り、ついに取り返しのつかない局面を迎えた。

The situation continued to deteriorate and finally reached an irreversible phase.

Uses 'ikka no ito wo tadoru' (continue to worsen).

ついに、悠久の時を超えてその秘宝が白日の下に晒された。

Finally, transcending eternal time, that hidden treasure was brought to light.

Uses 'hakujitsu no moto ni sarasareru' (brought to light).

彼はついに、自己の存在意義を問う果てしない旅の終着点に立った。

He finally stood at the end point of an endless journey questioning the meaning of his own existence.

Philosophical and existential context.

ついに、その壮大な叙事詩は、最後の幕を閉じることとなった。

Finally, that grand epic poem was to close its final curtain.

High literary register (jojishi, maku wo tojiru).

積年の恨みが、ついに凄惨な事件を引き起こしてしまった。

Years of accumulated resentment finally caused a gruesome incident.

Uses 'sekine no urami' (years of resentment).

ついに、その理論の矛盾が白日の下に晒されることとなった。

Finally, the contradictions in that theory were brought to light.

Academic/Scientific debunking context.

混迷を極める現代社会において、ついに新たな価値観が萌芽し始めた。

In today's extremely chaotic society, new values have finally begun to sprout.

Sociological/Philosophical context (houga suru).

ついに、その禁断の扉が開かれ、未知の領域へと足を踏み入れた。

Finally, that forbidden door was opened, and we stepped into unknown territory.

Fantasy/Metaphorical narrative style.