The Toei Mita Line runs from Meguro to Nishi-Takashimadaira, serving a wide range of areas—from the calm residential neighborhoods of Itabashi and Takashimadaira to business districts inside the Yamanote Loop, and even Yokohama and Shin-Yokohama via direct service.
It is known as a reliable, commuter-friendly north–south line with strong access and a peaceful atmosphere along much of the route.

🏛 1. Basic Information & History

Official Name: Toei Subway Mita Line (Tokyo Metropolitan Bureau of Transportation)
Line Color: Blue
Total Length: 27.4 km
Number of Stations: 27 (extended in 2023)
Terminals: Meguro Station (Shinagawa Ward, Tokyo) – Nishi-Takashimadaira Station (Itabashi Ward, Tokyo)

Direct Services
・Direct operation on the south end with the Tokyu Meguro Line (to Musashi-Kosugi, Hiyoshi, Shin-Yokohama)

📜 Historical Highlights

・1968: Opened between Sugamo and Shimura
・2000: Began through-service with Tokyu Meguro Line at Meguro Station
・2023: Extended between Shirokane-Takanawa and Meguro; expected future connections with the Tokyu Shin-Yokohama Line

The line runs vertically through central Tokyo, serving as a major north–south corridor that connects residential areas like Itabashi to the city center and Kanagawa Prefecture.

🌟 2. Advantages (Merits)
✅ 1. Strong North–South Connectivity + Direct Access to Kanagawa

・Through-service with the Tokyu Meguro Line enables one-seat access to Yokohama and Shin-Yokohama.
・Directly connects to the Shinkansen at Shin-Yokohama, ideal for business travelers.

✅ 2. Safe, Quiet Residential Areas Along the Line

・Areas such as Itabashi-Honcho, Motohasunuma, and Shimura-Sanchome feature calm residential environments.
・Highly rated by families and seniors seeking stability and comfort.

✅ 3. Compact, User-Friendly Stations

・Stations are relatively modern with short distances between gates and platforms.
・Barrier-free facilities are well developed, making the line convenient for all ages.

✅ 4. Less Congested Sections During Peak Hours

・Northern areas (Kita Ward, Itabashi Ward) often have lighter crowds compared to central Tokyo.
・A good choice for commuters who want to avoid packed trains whenever possible.

⚠️ 3. Disadvantages (Demerits)
❌ 1. No Express Service — All Trains Are Local

・Every train stops at every station, meaning longer travel times for long-distance riders.

❌ 2. Fewer Trains During Midday or Late Night

・Off-peak hours have reduced frequency, resulting in longer wait times.

❌ 3. Less Vibrant Atmosphere in Central Stations

・The line does not serve major entertainment hubs like Shibuya, Shinjuku, or Tokyo Station directly.
・Some may find its destinations less dynamic or “event-oriented.”

🧺 4. Daily Living Convenience (Along the Line)

Transportation：★★★★☆
Excellent for commuting with strong north–south connections and direct service to Kanagawa.

Shopping：★★★☆☆
Daily shopping is convenient in areas like Mita, Sugamo, and Takashimadaira.

Education & Culture：★★★★☆
The Hakusan–Sengoku area hosts Toyo University, Gakushuin University, Bunkyo Gakuin University, and more.

Safety：★★★★★
Many calm, safe residential neighborhoods along the line.

Childcare：★★★★☆
Plenty of parks, schools, and quiet environments suitable for families.

🏠 5. Real Estate Overview (as of 2025)
💴 Average Rent by Station

Shirokane-Takanawa
Studio / 1K：￥110,000–￥130,000
Family (2LDK〜)：￥250,000–￥350,000

Mita / Shibakoen
Studio / 1K：￥100,000–￥120,000
Family (2LDK〜)：￥220,000–￥300,000

Sugamo / Sengoku
Studio / 1K：￥90,000–￥110,000
Family (2LDK〜)：￥180,000–￥250,000

Itabashi-Honcho
Studio / 1K：￥70,000–￥85,000
Family (2LDK〜)：￥140,000–￥180,000

Takashimadaira – Nishi-Takashimadaira
Studio / 1K：￥65,000–￥80,000
Family (2LDK〜)：￥120,000–￥160,000

🏘 Housing Characteristics

Central Area (Meguro–Sugamo)
・High-end residential zones
・Compact apartments for single professionals

Mid-Area (Sengoku–Shimura-Sanchome)
・Low-rise housing and rental apartments
・Safe, calm neighborhoods ideal for families

Northern Area (Takashimadaira–Nishi-Takashimadaira)
・Many family-oriented complexes and apartments
・Great for cost-performance–focused families seeking larger units

🎯 6. Who the Toei Mita Line Is Ideal For

People seeking a quiet, safe residential environment

Commuters wanting to avoid extreme train congestion

Business users of Shin-Yokohama or Yokohama

DINKs seeking a balanced lifestyle close to central Tokyo

📌 7. Summary

The Toei Mita Line is a practical, user-friendly north–south subway route connecting:

Quiet residential districts

Family-friendly areas in Itabashi and Takashimadaira

Major hubs in Kanagawa such as Shin-Yokohama and Yokohama

While it lacks the glamor of Tokyo’s major lines, it excels in comfort, safety, convenience, and stable transportation.
Future expansion plans toward Shinagawa may further increase the line’s value and livability.