日本語
Hair qualityUpdated 2026-04-27

How many sessions until hair-quality improvement shows results?

Satoshi Terashima (20+ years in beauty · Certified Hair Diagnostician)

How many sessions until hair-quality improvement shows results?

Most guests notice a difference in feel after the first session. To stabilize the result, plan on 3–5 sessions (one per month for 3–5 months). Heavier accumulated damage tends to require more sessions.

A good fit if

  • You're curious about hair-quality improvement but don't know how many sessions to commit
  • You did one session and aren't sure whether to continue
  • You want to forecast frequency and budget before starting

You may want a different option if

  • You want guaranteed straight hair in one session — Japanese straight perm is faster
  • You have heavy split or broken ends — a clean cut to remove damage first is more efficient

What a session looks like

  1. Consultation — review changes since the last visit; first-timers go through damage history and goals
  2. Shampoo & pre-treatment — preparation tailored to your hair's condition
  3. Application — formula and concentration adjusted by session number; later sessions build on earlier results
  4. Heat & rest — set the active ingredients
  5. Finish — flat-iron, blow-dry, and confirm the result

Total time: ~90–150 minutes

Pricing

| Menu | Price (tax incl.) | Duration | |------|------------------|----------| | Hair-quality improvement (single session) | Inquire | 90–150 min | | Hair-quality improvement + cut | Inquire | 120–180 min |

Ask Hanadou directly about multi-session course pricing if available.

Notes

  • Results vary by individual — hair type, damage history, and daily care all matter
  • Spacing visits too far apart limits the cumulative effect — let your stylist help you set the cadence
  • Home care (shampoo choice, blow-dry technique) significantly affects how long results last
  • If you notice any irritation on your scalp or skin, please discontinue and consult a medical professional.

Frequently asked

Q: If session 1 didn't show much change, is it worth continuing? A: With deeper damage, the first session focuses on internal repair — surface feel may not change much yet. Sessions 2 and 3 typically build the visible change. Aim for 3 sessions before deciding.

Q: How often is best? A: Once a month, sometimes every 1.5 months. As hair stabilizes, the interval can stretch to two months. Hanadou advises on the next ideal date during your consultation.

Q: Can hair-quality improvement replace a Japanese straight perm? A: For mild waves, yes — many guests phase out their straight perm after several sessions. For very strong waves, hair-quality improvement alone has limits; please discuss with your stylist.


Last updated: 2026-04-27 Reviewed by: Satoshi Terashima (CEO, Minerva Cosmetics Inc. / 20+ years in beauty)

Book your visit

20% off your first visit when you add us on LINE.
Online booking is open 24/7.