The Landa (sometimes called Lahnda) script is not yet in Unicode. The script has a tentative allocation at U+11250..U+1127F in the  Roadmap to the SMP for the Unicode Standard.

A number of proposals for its inclusion have been submitted to the Unicode Technical Committee and WG2:

2007-05-15 Proposal to Encode North Indian Accounting Signs in Plane 1 of ISO/IEC 10646 — Anshuman Pandey ( WG2 N3312,  L2/07-139)

2007-07-31 Towards an Encoding for North Indic Number Forms in the UCS — Anshuman Pandey ( WG2 N3334,  L2/07-238)

2007-10-07 Proposal to Encode North Indic Number Forms in ISO/IEC 10646 — Anshuman Pandey ( WG2 N3367,  L2/07-354)

2007-10-14 Changes in L2/07-354 North Indic Number Forms (vs. L2/07-139) — Deborah Anderson ( L2/07-390)

2010-02-09 A Roadmap for Scripts of the Landa Family — Anshuman Pandey ( WG2 N3766,  L2/10-011)

2010-04-12 Preliminary Proposal to Encode the Landa Script in ISO/IEC 10646 — Anshuman Pandey ( WG2 N3768,  L2/10-013)