| Model | Condition / Type | Approximate Value (2026) | | :--- | :--- | :--- | | | Average / Fair | ~$10,000 - $15,000 | | ST185 (Gen 2) | Average Standard | ~$15,000 - $20,000 | | ST205 (Gen 3) | Standard Import | ~$20,000 - $30,000 | | ST205 WRC Edition | Excellent / Low Mileage | $35,000 - $55,000+ |

The series is known for its , with a strong focus on "宮脱" (kyūdatsu) or uterine prolapse , a theme that persists across all installments. The gameplay primarily uses a flash-based, point-and-click interactive system , where players select various objects and actions to interact with the teacher. The games are also notable for featuring full Japanese voice acting , adding to the immersion.

: Hardware identifiers or serial keys for components.

: Four-bar linkage systems feature multiple pivot points. Check these points every 50 hours of operation using a calibrated torque wrench to prevent frame ovalization.

High-performance all-wheel-drive units undergo massive torsional stress. Always reference the factory technical manual associated with your specific part generation to identify exact fastening specs and fluid capacities.

Designates the specific factory line, region of origin, or specialized engineering material compound (e.g., custom reinforced bushings or transmission casings). Revision / Batch Code